1-(1,2,3,5,6,7-Hexahydro-s-indacen-4-yl)-2-(4-morpholinyl)ethanone maleate 67367-81-1 ETHANONE, 1-(1,2,3,5,6,7-HEXAHYDRO-s-INDACEN-4-YL)-2-(4-MORPHOLINYL)-, (Z)-2-BUT Ethanone, 1-(1,2,3,5,6,7-hexahydro-s-indacen-4-yl)-2-(4-morpholinyl)-, (Z)-2-butenedioate (1:1) VUFB-10594