3.
Name: 2-(2-methoxycarbonyl-2-methyl-3,4,5,6,7,8-hexahydro-1H-phenanthren-1-yl)acetic acid
CAS: 7147-54-8



4.
Name: 1,10-Methano-12H-furo[3,4-d]pyrano[3,4-f][1]- benzopyran-10(8H)-carboxylic acid,5-acetyl-9,13-bis(acetyloxy)decahydro- 4a-methyl-3,8-dioxo-,methyl ester,(1R,4aR,5R,6aR,9R,9aS,10S,12aR,12bR,- 13S)-
CAS: 130263-12-6


