(5bR,7aS,11aS,11bR,13S,13aS)-5b,8,8,11a,13a-pentamethyl-3-oxo-1,3,4,5b,6,7,7a,8,9,10,11,11a,11b,12,13,13a-hexadecahydrochryseno[1,2-c]furan-13-yl acetate

methyl 12α-methoxymethoxy-isoanticopal-13(16)en-15-oate

12α-methoxymethoxy-isoanticopal-13(16)en-15-ol

12α-methoxymethoxy-isoanticopal-13(16)en-15-al

13S-11(12->13)-abeo-12-ethylenedithia-15-isoanticopalal