2-(Dipropylamino)-1-(1,2,3,5,6,7-hexahydro-s-indacen-4-yl)ethanone maleate hemihydrate 67367-67-3 ETHANONE, 2-(DIPROPYLAMINO)-1-(1,2,3,5,6,7-HEXAHYDRO-s-INDACEN-4-YL)-, (Z)-2-BUT Ethanone, 2-(dipropylamino)-1-(1,2,3,5,6,7-hexahydro-s-indacen-4-yl)-, (Z)-2-butenedioate, hydrate (2:2:1) VUFB-10595