((4bS,7S,9aS,10R)-1,7-dimethyl-8-oxo-4b,6,7,8,9,10-hexahydro-5H-7,9a-methanobenzo[a]azulen-10-yl)methyl 4-methylbenzenesulfonate

7β-formyloxy-4-methyl-15(14->8α)-abeo-16-noroestra-1,3,5(10)-trien-17-one

7β-hydroxy-4-methyl-15(14->8α)-abeo-16-norestra-1,3,5(10)-trien-17-one

methyl allogibberate