1,3-Dihydro-1-(3-(diethylamino)propyl)-3-ethoxy-3-phenyl-2H-indol-2-one fumarate hydrate 2H-INDOL-2-ONE, 1,3-DIHYDRO-1-(3-(DIETHYLAMINO)PROPYL)-3-ETHOXY-3-PHENYL-, FUMAR 2H-Indol-2-one, 1,3-dihydro-1-(3-(diethylamino)propyl)-3-ethoxy-3-phenyl-, fumarate, hemihydrate (2:2:1) 42773-76-2