| 1-nitroso-4-((2-(phenylmethyl)phenyl)methyl)-piperazin (z) -2-butenedioate |
| 1-(2-benzylbenzyl)-4-nitrosopiperazine hydrogen maleate |
| 1-nitroso-4-((2-(phenylmethyl)phenyl)methyl)piperazine maleate |
| 1-nitroso-4-((2-(phenylmethyl)phenyl)methyl)-piperazin (z) -2-butenedioate(1:1) |
