1-(p-Fluorobenzyl)-4-(2,6-dioxo-3-phenyl-3-piperidyl)piperidine hydrochloride 2022-20-0 3-(1-(p-Fluorobenzyl)-4-piperidyl)-3-phenylglutarimide hydrochloride Glutarimide, 3-(1-(p-fluorobenzyl)-4-piperidyl)-3-phenyl-, hydrochloride NSC 167730