(Methyl-4 pyrimidine) methylhydrazone-6 du nitro-5 furfural [French] 10085 CB 2-Furaldehyde, 5-nitro-, methyl(6-methyl-4-pyrimidinyl)hydrazone 2-Furancarboxaldehyde, 5-nitro-, 2-methyl-2-(6-methyl-4-pyrimidinyl)hydrazone 20587-04-6 5-Nitro-2-furaldehyde methyl(6-methyl-4-pyrimidinyl)hydrazone