1-Piperazineethanol, 4-(2-methoxyphenyl)-alpha-((3-nitrophenoxy)methyl)- 4-(2-Methoxyphenyl)-alpha-((3-nitrophenoxy)methyl)-1-piperazineethanol 5-23-02-00135 (Beilstein Handbook Reference) 64511-43-9 BRN 0586698