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(2007/10/02)(+/-)-α-4-hydroxy-3-methyl-4-phenylpiperidine
(+/-)-(β)-3-methyl-4-phenyl-4-piperidinol
(+/-)-β-4-hydroxy-3-methyl-4-phenyl-1-(1-phenylcyclohexyl)piperidine
(+/-)-β-1-(1-cyanocyclohexyl)-4-hydroxy-3-methyl-4-phenylpiperidine
(+/-)-α-4-acetoxy-3-methyl-4-phenyl-1-(1-phenylcyclohexyl)piperidine