6,7-Dihydro-2-[4-(methylsulfonyl)phenyl]-3-(4-pyridinyl)-5H-pyrrolo[1,2-a]imidazole

2-[4-(Methanesulfonyl)phenyl]-3-(pyridin-4-yl)-6,7-dihydro-5H-pyrrolo[1,2-a]imidazole