(1E)-2,2,5-trimethylhexa-3,4-dienal (4-nitrophenyl)hydrazone 3,4-hexadienal, 2,2,5-trimethyl-, (4-nitrophenyl)hydrazone, (1E)- InChI=1/C15H19N3O2/c1-12(2)9-10-15(3,4)11-16-17-13-5-7-14(8-6-13)18(19)20/h5-8,10-11,17H,1-4H3/b16-11