81075-13-0 13,15-Dithiadispiro[5.0.5.3]pentadeca-1,4,8,11- tetraene-3,10-dione,2,4,9,11-tetrakis(1,1- dimethylethyl)-14,14-dimethyl- 81127-21-1 2-Butenoic acid, 2-methyl-, 6-(acetyloxy)-2,3,3a,4,5,6,6a,7,8,9b-decah ydro-3,3a-dihydroxy-3,6,9-trimethyl-4-(2-methyl-1-oxobutoxy)-7-(3-meth yl-1-oxobutoxy)-2-oxoazuleno(4,5-b)furan-8-yl ester 81131-74-0 (3R,5R)-7-[(1S,2R,3S,8S,8aR)-3-hydroxy-2-methyl-8-[(2S)-2-methylbutano yl]oxy-1,2,3,7,8,8a-hexahydronaphthalen-1-yl]-3,5-dihydroxy-heptanoic acid