InChI=1/C12H22N2O6/c1-6-19-7-8-20-10(13-14(2)3)9(11(15)17-4)12(16)18-5/h9H,6-8H2,1-5H3/b13-10 dimethyl [(Z)-(dimethylhydrazono)(2-ethoxyethoxy)methyl]malonate propanedioic acid, [(Z)-(dimethylhydrazono)(2-ethoxyethoxy)methyl]-, dimethyl ester