2-(4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinecarboximidamide;[(4-Oxo-2,5-cyclohexadien-1-ylidene)amino]guanidine; 1,4-Benzoquinone Monoguanylhydrazone; 2,5-Cyclohexadiene-1,4-dione Aminoiminomethyl)hydrazone; NSC 378647; 2-(4-Oxo-2,5-cyclohexadien-1-ylidene)hydrazinecarboximidamide