1-Acetyl-2,6-dimethyl-4-nitrosopiperazine 1-Acetyl-4-nitroso-2,6-dimethylpiperazine 1-Nitroso-4-acetyl-3,5-dimethylpiperazine 75881-17-3 CCRIS 1371 Piperazine, 1-acetyl-2,6-dimethyl-4-nitroso-