3-aminopyrazolo-4-carbonitrile, 3-amino-4-cyano-1H-pyrazole, 1H-Pyrazole-4-carbonitrile, 3-amino-, 3-Aminopyrazole-4-Carbonitrile, 5-amino-4-pyrazolecarbonitrile, Zaleplon intermediate, 4-cyano-5-aminopyrazole, 5-aminopyrazole-4-carbonitrile, pyrazolecarbonitrile, 3-Amino-4-cyanopyrrole, 3-Amino-1H-pyrazole-4-carbonitrile, 5-AMINO-4-CYANOPYRAZOLE, 3-Amino-4-cyanopyrazole, 5-amino-1H-pyrazole-4-carbonitrile