(2R,2aR,3aR,5aR,5bS,7aR,7bR,8S,9S,11aS,12aS,12bR)-7a-(((tert-butyldimethylsilyl)oxy)methyl)-2-methoxy-5a,8-dimethyl-9-(2-methylprop-1-en-1-yl)octadecahydro-10H-cyclopropa[1',7a']indeno[5',4':4,5]indeno[2,1-b]pyran-10-one

(3S,4S,5S,5aR,6S,7aS,7bR,11S,13aR,13bS,15aR)-5,13a-dimethyl-4-(2-methylprop-1-en-1-yl)-4,5,5a,6,7,7a,7b,8,10,11,12,13,13a,13b,14,15-hexadecahydro-1H,3H-3,6-epoxynaphtho[2',1':4,5]indeno[7a,1-c]oxepin-11-ol

(2R,2aR,3aR,5aR,5bS,7aR,7bR,8S,9S,11aS,12aS,12bR)-7a-(((tert-butyldimethylsilyl)oxy)methyl)-2-methoxy-5a,8-dimethyl-9-(2-methylprop-1-en-1-yl)octadecahydro-2H-cyclopropa[1',7a']indeno[5',4':4,5]indeno[2,1-b]pyran-10-yl acetate