2'-Benzylpivalohydrazide 2,2-Dimethylpropanoic acid 2-(phenylmethyl)hydrazide 2971-75-7 306-19-4 BRN 0744565 Betamezid Betamezide EINECS 206-180-9 N'-Benzylpivalohydrazide N-Benzyl pivalhydrazide PIVHYDRAZINE Pivalic acid, 2-benzylhydrazide Pivaloylbenzylhydrazine Pivalyl benzylhydrazine Pivalylbenzhydrazine Pivazid Pivhydrazine [BAN] Pivolinsaeure-N'-benzylhydrazid Propanoic acid, 2,2-dimethyl-, 2-(phenylmethyl)hyrazide Ro 4-1634 Tersavid Tersavide