1-(6-Nitrohexyl)-4-phenyl-4-piperidinol propionate (ester) hydrobromide 1-(6-Nitrohexyl)4-acetoxy-4-phenylpiperidine hydrobromide 102071-59-0 4-Piperidinol, 1-(6-nitrohexyl)-4-phenyl-, propionate (ester), hydrobromide