10
H. Zhu et al.
HN
O
O
OH
O
HO
phenyl[11]cytochalasa-(13E,19E)diene-1,7,17-trione)
57 (fragiformin A)
HN
O O HO
OH
59 ((16S*,18S*,19R*)-12,18-dihydroxy-19-methoxy-16,18-dimethyl
10-phenyl-[11]-cyto-chalasa6(7),(13E)-diene-1,21-dione)
dimethyl-10-phenyl-[11]-cytochalasa(13E)-ene-1,21-dione)
HN
O O HO
O
HN
O O HO
O
O
HN
O
OH
OH
O
HO
55 (deacetylcytochalasin C)
58 (fragiformin B)
HN
O O HO
OH
OH
64 (18-deoxycytochalasin Q Edwards)
HN
O OAc
O
O
HN
O OH
O
O
OH
65 (21-O-deacetylcytochalasin Q Edwards)
HN
O OH HO
OH
HN
O OAc HO
OH
61 (cytochalasin Z10)
62 (cytochalasin Z11)
OH
OH
67 (18-methoxy cytochalasin J)
(cytochalasin J1)
HN
O OH
OH
O
HN
O
O
OH
O
68 (compound 1)(Bioorg Med Chem
Lett (2015) 25:1823)
63 (19,20-epoxicitocalasina)
HN
O OAc
HO
O
O
HN
O
OH
OH
O
66 (cytochalasin H2)
O
HN
O
OH
OH
O
69 (compound 2)(Bioorg Med Chem
Lett (2015) 25:1823)
O
HN
O OAc
O
O
OH
HO
53 (19,20-epoxycytochalasin D)
54 (RKS-1778)
HN
O OAc HO
HN
O OAc
HO
O
O
OH
52 (19,20-epoxycytochalasin C)
Fig. 2 (continued)