1-(2-Phenyl-2-adamantyl)piperidine 1-(2-Phenyltricyclo(3.3.1.1(sup 3,7))dec-2-yl)piperidine 5-20-02-00089 (Beilstein Handbook Reference) 72241-99-7 BRN 1256686 Phenyladamantylpiperidine Piperidine, 1-(2-phenyltricyclo(3.3.1.1(sup 3,7))dec-2-yl)-