1-(2-(Tetrahydro-2,2-dimethyl-4-(phenylmethyl)-2H-pyran-4-yl)ethyl)piperidine 130688-21-0 BRN 4355255 Piperidine, 1-(2-(tetrahydro-2,2-dimethyl-4-(phenylmethyl)-2H-pyran-4-yl)ethyl)-