1-(3-Hydroxypropyl)-1-methyl-4-phenylpiperidinium iodide acetate, stereoisomer 1-Methyl-1-(3-acetoxypropyl)-4-phenylpiperidinium iodide, stereoisomer Piperidinium, 1-(3-hydroxypropyl)-1-methyl-4-phenyl-, iodide, acetate, stereoisomer TN5951560