1,3-Dihydro-1-(2-(diethylamino)ethyl)-3-ethoxy-3-phenyl-2H-indol-2-one fumarate hydrate 2H-INDOL-2-ONE, 1,3-DIHYDRO-1-(2-(DIETHYLAMINO)ETHYL)-3-ETHOXY-3-PHENYL-, FUMARA 2H-Indol-2-one, 1,3-dihydro-1-(2-(diethylamino)ethyl)-3-ethoxy-3-phenyl-, fumarate, hemihydrate (2:2:1) 42773-72-8