10. TERPENOIDS: STRUCTURE AND DISTRIBUTION
531
TABLE IX (continued)
Picrotoxinin
(CCCXX)
Coriamyrtione
(CCCXXI)
a-Ionone
(CCCXXII)
ß-Ionone
(CCCXXIH)
a-Irone
(CCCXXIV)
CH 2
CHO
Nortricycloekasantalal
(cccxxvm)
ß -Irone
(CCCXXV)
y-Irone
Calythrone
(CCCXXVI)
(CCCXXVII)
R= OC · CH = CH · CH 3
R = ß- D -Glucosyl
COOCH s
i
O
A
Grifolin
(CCCXXDC)
Trichothecin
(CCCXXX)
Plumieride
(CCCXXXI)
Basic diterpene skeletons
(CCCXXXH)
(cccxxxm)
(CCCXXXIV)