1H-Cyclodec(e)indene-3,6,9(2H)-trione, 11,12-didehydro-3a,4,5,5a,7,8,10,13,13a,13b-decahydro-3a-methyl-, (3aS-(3aR*,5aR*,13aR*,13bR*))- 26012-92-0 5,10-Secoestr-4-yne-3,10,17-trione 5,10-Secoestr-5-yne-3,10,17-trione Scoytr