2,6-Bis-(dibenzylhydroxymethyl)-piperidine 2,6-Bis-(dwubenzylohydroksymetylo)-piperydyna [Polish] 2,6-Piperidinedimethanol, alpha,alpha,alpha',alpha'-tetrabenzyl- 2,6-Piperidinedimethanol, alpha,alpha,alpha',alpha'-tetrakis(phenylmethyl)- 58451-87-9