Synonyms: 4-Piperidinol,5-[(hexahydro-1H-azepin-1-yl)methyl]-1,2,5-trimethyl-4-phenyl-, 4-nitrobenzoate(ester), dihydrochloride (9CI); 4-Piperidinol,5-[(hexahydro-1H-azepin-1-yl)methyl]-1,2,5-trimethyl-4-phenyl-, p-nitrobenzoate(ester), dihydrochloride (8CI)