1-Piperazineacetic acid, alpha-ethyl-4-methyl-, 2,6-xylyl ester, monohydrochloride 2,6-Dimetilfenilico dell'acido alpha-N-metilpiperazinobutirrico idocloridrat [Italian] 20684-29-1 FC 480 alpha-Ethyl-4-methyl-1-piperazineacetic acid 2,6-xylyl ester hydrochloride