63982-17-2 CARBAMIC ACID, METHYL-, (5,6,7,8-TETRAHYDRO-5-DIMETHYLAMINO)-2-NAPHTHYL ESTER, H Carbamic acid, methyl-, (5,6,7,8-tetrahydro-5-dimethylamino)-2-naphthyl ester, hydrobromide TL-1888