1-(2-Diethylaminoethyl)-1,3-dihydro-3,5,7-trimethyl-2H-azepin-2-one hydrochloride 1900-31-8 2H-AZEPIN-2-ONE, 1,3-DIHYDRO-1-(2-DIETHYLAMINOETHYL)-3,5,7-TRIMETHYL-, HYDROCHLO 2H-Azepin-2-one, 1,3-dihydro-1-(2-diethylaminoethyl)-3,5,7-trimethyl-, hydrochloride