240
203. Li L, Xu LW, Wang HQ (2004) Four novel eremophilanolides from Ligularia sagitta. Helv
Chim Acta 87:1125
204. Xue HQ, Xue HF, Wu B, Wang HQ, Xin XL, Wu SX (2006) Crystal structure of
8β-hydroxyeremophil-7(11)-ene-12,8α(4β,6α)-diolide. Chin J Chem Phys 19:519
205. Fei DQ, Han YF, Wu G, Gao K (2006) Two new eremophilenolides from Ligularia lapathifolia. J Asia Nat Prod Res 8:99
206. Han YF, Fei DQ, Gao K, Jia ZJ (2005) Two new eremophilenolides from Ligularia tongolensis. Chin Chem Lett 16:1053
207. Han YF, Gao K, Jia ZJ (2005) Sesquiterpenes, nortriterpenes and other constituents from
Ligularia tongolensis. Chem Pharm Bull 53:1338
208. Shi SY, Wu DY, Gong X, Peng H, Zhang RP, Zhou CX, Hao XJ, Jia ZJ, Stöckigt J, Zhao Y
(2007) Four new eremophilenolides from Ligularia atroviolacea. Chin Chem Lett 18:59
209. Wu QH, Wang CM, Cheng SG, Gao K (2004) Bieremoligularolide and eremoligularin, two
novel sesquiterpenoids from Ligularia muliensis. Tetrahedron Lett 45:8855
210. Xie WD, Li X, Weng CW, Liu SS, Row KO (2011) Fischerisin A and B, cytotoxic sesquiterpenoid–geranylhydroquinones from Ligularia fischeri. Chem Pharm Bull 59:511
211. Xie WD, Liu YH, Weng CW, Zhao H, Row KH (2011) Fischelactone B: a new eremophilane
dimer from Ligularia fischeri. J Chin Chem Soc 58:412
212. Zhao H, Weng CW, Tian X, Lai PX, Huang JJ, Xie WD (2010) Fischelactone: a novel eremophilane dimer from Ligularia fischeri. Chin Chem Lett 21:613
213. Li YS, Li SS, Wang ZT, Luo SD, Zhu DY (2006) A novel bieremophilanolide from Ligularia
lapathifolia. Nat Prod Res 20:1241
214. Fei DQ, Wu QH, Li SG, Gao K (2010) Two new asymmetric sesquiterpene dimers from the
rhizomes of Ligularia muliensis. Chem Pharm Bull 58:467
215. Zhang ZX, Fei DQ, Jia ZJ (2008) Virgaurols A–D: Novel asymmetric eremophilane dimers
from the root of Ligularia virgaurea. Bull Chem Soc Jpn 81:1007
216. Zhang ZX, Wang CM, Fei DQ, Jia ZJ (2008) Two novel asymmetric dimers from the roots of
Ligularia virgaurea. Chem Lett 37:346
217. Jia ZJ, Chen HM, Qiu JL (1992) The structure of saggitolactone. Chin Sci Bull 37:773
218. Li PL, Zhang ZX, Jia ZJ (2008) Four new eremophilane derivatives from Ligularia sagitta.
Chem Lett 37:308
219. Zhao Y, Parsons S, Baxter RL, Jia ZJ, Sun HD, Rankin DWH (1996) Ligulaverin A, a structurally novel sesquiterpenoid–derived metabolite possibly formed via a biological DielsAlder reaction. Chem Commun: 2473
220. Zhao Y, Parsons S, Smart BA, Tan R, Jia Z, Sun H, Rankin DWH (1997) Eremophilane
derivatives with a novel carbon skeleton from Ligularia veitchiana. Tetrahedron 53:6195
221. Li PL, Wang CM, Zhang ZX, Jia ZJ (2007) Five new eremophilane derivatives from Ligularia
sagitta. Tetrahedron 63:12665
222. Li HY, Zheng ZQ, Wei WJ, Chen JJ, Gao K (2018) Ligusaginoids A–D, four eremophilanetype sesquiterpenoid dimers and trimers from Ligularia sagitta. Tetrahedron Lett 59:3461
223. Wang Q, Chen TH, Bastow KF, Lee KH, Chen DF (2010) Altaicalarins A–D, cytotoxic bisabolane sesquiterpenes from Ligularia altaica. J Nat Prod 73:139
224. Dai W, Xie ZJ, Li M, Wang Q (2015) Three new bisabolane sesquiterpenes from Ligularia
songarica. Helv Chim Acta 98:410
225. Liu CM, Fei DQ, Wu QH, Gao K (2006) Bisabolane sesquiterpenes from the roots of
Ligularia cymbulifera. J Nat Prod 69:695
226. Hirota H, Horiguchi Y, Kawai S, Kuroda C, Hanai R, Gong X (2012) Four new bisabolanetype sesquiterpenes from Ligularia lankongensis. Nat Prod Commun 7:451
227. Fu B, Yang L, Yang XP, Li XP, Jia ZJ (2000) New bisabolane sesquiterpenes from Ligularia
songarica. Pharmazie 55:947
228. Onuki H, Yamazaki M, Nakamura A, Hanai R, Kuroda C, Gong X, Hirota H (2008) Chemical
constituents and diversity of Ligularia lankongensis in Yunnan province of China. J Nat
Prod 71:520
M. Tori and C. Kuroda
203. Li L, Xu LW, Wang HQ (2004) Four novel eremophilanolides from Ligularia sagitta. Helv
Chim Acta 87:1125
204. Xue HQ, Xue HF, Wu B, Wang HQ, Xin XL, Wu SX (2006) Crystal structure of
8β-hydroxyeremophil-7(11)-ene-12,8α(4β,6α)-diolide. Chin J Chem Phys 19:519
205. Fei DQ, Han YF, Wu G, Gao K (2006) Two new eremophilenolides from Ligularia lapathifolia. J Asia Nat Prod Res 8:99
206. Han YF, Fei DQ, Gao K, Jia ZJ (2005) Two new eremophilenolides from Ligularia tongolensis. Chin Chem Lett 16:1053
207. Han YF, Gao K, Jia ZJ (2005) Sesquiterpenes, nortriterpenes and other constituents from
Ligularia tongolensis. Chem Pharm Bull 53:1338
208. Shi SY, Wu DY, Gong X, Peng H, Zhang RP, Zhou CX, Hao XJ, Jia ZJ, Stöckigt J, Zhao Y
(2007) Four new eremophilenolides from Ligularia atroviolacea. Chin Chem Lett 18:59
209. Wu QH, Wang CM, Cheng SG, Gao K (2004) Bieremoligularolide and eremoligularin, two
novel sesquiterpenoids from Ligularia muliensis. Tetrahedron Lett 45:8855
210. Xie WD, Li X, Weng CW, Liu SS, Row KO (2011) Fischerisin A and B, cytotoxic sesquiterpenoid–geranylhydroquinones from Ligularia fischeri. Chem Pharm Bull 59:511
211. Xie WD, Liu YH, Weng CW, Zhao H, Row KH (2011) Fischelactone B: a new eremophilane
dimer from Ligularia fischeri. J Chin Chem Soc 58:412
212. Zhao H, Weng CW, Tian X, Lai PX, Huang JJ, Xie WD (2010) Fischelactone: a novel eremophilane dimer from Ligularia fischeri. Chin Chem Lett 21:613
213. Li YS, Li SS, Wang ZT, Luo SD, Zhu DY (2006) A novel bieremophilanolide from Ligularia
lapathifolia. Nat Prod Res 20:1241
214. Fei DQ, Wu QH, Li SG, Gao K (2010) Two new asymmetric sesquiterpene dimers from the
rhizomes of Ligularia muliensis. Chem Pharm Bull 58:467
215. Zhang ZX, Fei DQ, Jia ZJ (2008) Virgaurols A–D: Novel asymmetric eremophilane dimers
from the root of Ligularia virgaurea. Bull Chem Soc Jpn 81:1007
216. Zhang ZX, Wang CM, Fei DQ, Jia ZJ (2008) Two novel asymmetric dimers from the roots of
Ligularia virgaurea. Chem Lett 37:346
217. Jia ZJ, Chen HM, Qiu JL (1992) The structure of saggitolactone. Chin Sci Bull 37:773
218. Li PL, Zhang ZX, Jia ZJ (2008) Four new eremophilane derivatives from Ligularia sagitta.
Chem Lett 37:308
219. Zhao Y, Parsons S, Baxter RL, Jia ZJ, Sun HD, Rankin DWH (1996) Ligulaverin A, a structurally novel sesquiterpenoid–derived metabolite possibly formed via a biological DielsAlder reaction. Chem Commun: 2473
220. Zhao Y, Parsons S, Smart BA, Tan R, Jia Z, Sun H, Rankin DWH (1997) Eremophilane
derivatives with a novel carbon skeleton from Ligularia veitchiana. Tetrahedron 53:6195
221. Li PL, Wang CM, Zhang ZX, Jia ZJ (2007) Five new eremophilane derivatives from Ligularia
sagitta. Tetrahedron 63:12665
222. Li HY, Zheng ZQ, Wei WJ, Chen JJ, Gao K (2018) Ligusaginoids A–D, four eremophilanetype sesquiterpenoid dimers and trimers from Ligularia sagitta. Tetrahedron Lett 59:3461
223. Wang Q, Chen TH, Bastow KF, Lee KH, Chen DF (2010) Altaicalarins A–D, cytotoxic bisabolane sesquiterpenes from Ligularia altaica. J Nat Prod 73:139
224. Dai W, Xie ZJ, Li M, Wang Q (2015) Three new bisabolane sesquiterpenes from Ligularia
songarica. Helv Chim Acta 98:410
225. Liu CM, Fei DQ, Wu QH, Gao K (2006) Bisabolane sesquiterpenes from the roots of
Ligularia cymbulifera. J Nat Prod 69:695
226. Hirota H, Horiguchi Y, Kawai S, Kuroda C, Hanai R, Gong X (2012) Four new bisabolanetype sesquiterpenes from Ligularia lankongensis. Nat Prod Commun 7:451
227. Fu B, Yang L, Yang XP, Li XP, Jia ZJ (2000) New bisabolane sesquiterpenes from Ligularia
songarica. Pharmazie 55:947
228. Onuki H, Yamazaki M, Nakamura A, Hanai R, Kuroda C, Gong X, Hirota H (2008) Chemical
constituents and diversity of Ligularia lankongensis in Yunnan province of China. J Nat
Prod 71:520
M. Tori and C. Kuroda