73790-95-1 CINNAMIC ACID, 4-METHOXY-alpha-(p-NITROPHENYL)-, 2-(DIMETHYLAMINO)ETHYL ESTER, H Cinnamic acid, 4-methoxy-alpha-(p-nitrophenyl)-, 2-(dimethylamino)ethyl ester, hydrochloride, E- E-4-Methoxy-alpha-(p-nitrophenyl)cinnamic acid 2-(dimethylamino)ethyl ester hydrochloride