2-Propenoic acid, 3-(2-hydroxyphenyl)-, 2-(4-(4-chlorophenyl)-1-piperazinyl)ethyl ester 4480-21-1 BRN 0579181 CINNAMIC ACID, o-HYDROXY-, 2-(4-(p-CHLOROPHENYL)-1-PIPERAZINYL)ETHYL ESTER o-Hydroxycinnamic acid, 2-(4-(p-chlorophenyl)-1-piperazinyl)ethyl ester