2-{[3-(trifluoromethyl)phenyl]sulfonyl}-7-{[5-(trifluoromethyl)pyridin-2-yl]-oxy}hexahydropyrrolo[1,2-a]pyrazin-6(2H)-one
7-hydroxy-2-{[3-(trifluoromethyl)phenyl]sulfonyl}hexahydropyrrolo[1,2-a]-pyrazin-6(2H)-one
tert-butyl (7S,8aS)-7-[(3-fluorophenyl)(hydroxy)methyl]-6-oxohexahydro-pyrrolo[1,2-a]pyrazine-2(1H)-carboxylate
tert-butyl (7R,8aS)-7-[(3-fluorophenyl)(hydroxy)methyl]-6-oxohexahydro-pyrrolo[1,2-a]pyrazine-2(1H)-carboxylate
(8aS)-7-(3-fluorobenzyl)-2-{[4-(trifluoromethyl)phenyl]sulfonyl}-hexahydropyrrolo[1,2-a]pyrazin-6(2H)-one