19-amino-7,12-dimethyl-5',15-dioxospiro[10-oxahexacyclo[14.2.1.02,11.03,7.09,11.012,17]nonadec-16(19)-ene-6,2'-oxolane]-17-carbonitrile;1-[chloro(methylchloranuidyl)-lambda3-chloranyl]ethanone;(17R)-10,13-dimethylspiro[2,6,7,8,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthrene-17,5'-oxolane]-2',3-dione;(14R)-2,15-dimethylspiro[18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-6,8-diene-14,5'-oxolane]-2',5-dione;(14R)-2,15-dimethylspiro[18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadec-6-ene-14,5'-oxolane]-2',5-dione;7,12-dimethyl-5',15,19-trioxospiro[10-oxahexacyclo[14.2.1.02,11.03,7.09,11.012,17]nonadecane-6,2'-oxolane]-17-carbonitrile;methane;3-methoxy-10,13-dimethyl-1,2,3,8,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-one;methyl 2-methyl-5,5'-dioxospiro[18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadec-6-ene-14,2'-oxolane]-9-carboxylate