(1R,3aR,4aS,8aR,9S,9aS)-1-methyl-9-[(E)-2-[5-[3-(trifluoromethyl)phenyl]pyridin-2-yl]ethenyl]-3a,4,4a,5,6,7,8,8a,9,9a-decahydro-1H-naphtho[3,2-c]furan-3-one (1R,3aR,4aS,8aR,9S,9aS)-1-methyl-9-[(E)-2-[5-[3-(trifluoromethyl)phenyl]-2-pyridyl]vinyl]-3a,4,4a,5,6,7,8,8a,9,9a-decahydro-1H-benzo[f]isobenzofuran-3-one