24-Norchola-7,22-dien-6-one, 14-(1-ethoxyethoxy)-2,3-[(1-methylethylidene)bis(oxy)]-, (2β,3β,5β)- (9CI)
5H-Cyclopenta[7,8]phenanthro[2,3-d][1,3]dioxole, 24-norchola-7,22-dien-6-one deriv.
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