1-Piperazineacetic acid, 4-(diphenylmethyl)-, ethyl ester 4-Benzydryl piperazinyl-1-acetate d'ethyle [French] 5-23-02-00295 (Beilstein Handbook Reference) 58103-08-5 BRN 0897607 Ethyl 4-(diphenylmethyl)-1-piperazineacetate