2-(4-Nitrosopipérazin-1-yl)pyrimidine; 2-(4-NITROSOPIPERAZIN-1-YL)PYRIMIDINE; (2-(4-nitrosopipérazin-1-yl)pyrimidine);2-(4-Nitrosopipérazin-1-yl)pyrimidine; Impureté de buspirone 25;2-(4-nitrosopipérazin-1-yl)pyrimidine ;