2-benzothiazoleacetic acid, alpha-[(2,2-dimethylhydrazino)methylene]-, ethyl ester, (alphaE)- InChI=1/C14H17N3O2S/c1-4-19-14(18)10(9-15-17(2)3)13-16-11-7-5-6-8-12(11)20-13/h5-9,15H,4H2,1-3H3/b10-9 ethyl (2E)-2-(1,3-benzothiazol-2-yl)-3-(2,2-dimethylhydrazino)acrylate