Hexanorcucurbitacin D

(10α)-2β,16α-Dihydroxy-4,4,9β,14-tetramethyl-19-norpregn-5-ene-3,11,20-trione

(9β,10α)-2β,16α-Dihydroxy-4,4,9,14-tetramethyl-19-norpregna-5-ene-3,11,20-trione

(10α)-2β,16α-Dihydroxy-19,22,23,24,25,26,27-hepta-nor-9β-methyllanost-5-ene-3,11,20-trione