Synonyms: C 4291;Piperidinium, 1-ethyl-4-hydroxy-1-methyl-, bromide, 3-methyl-2-phenylvalerate;AC1MI90D;LS-116601;(1-ethyl-1-methylpiperidin-1-ium-4-yl) 3-methyl-2-phenylpentanoate bromide;Piperidinium, 4-((3-methyl-2-phenylvaleryl)oxy)-1-ethyl-1-methyl-, bromide;Piperidinium, 4-((3-methyl-2-phenylvaleryl)oxy)-1-ethyl-1-methyl-, bromide (9CI)