1477-39-0 5633-25-0 DEA No. 9633 EINECS 216-027-8 NORACYMETHADOL Noracimetadol [INN-Spanish] Noracimetadolo [DCIT] Noracymethadolum [INN-Latin] Paracymethadol alpha-Ethyl-beta-(2-(methylamino)propyl)-beta-phenylbenzeneethanol, acetate (ester)