1-Piperidineethanol, 4-hydroxy-alpha-((3-nitrophenoxy)methyl)-4-phenyl- 4-Hydroxy-alpha-((3-nitrophenoxy)methyl)-4-phenyl-1-piperidineethanol 5-21-02-00361 (Beilstein Handbook Reference) 64511-80-4 BRN 1511392