N-[2-[(5-methoxy-6-oxo-1-cyclohexa-2,4-dienylidene)methylhydrazo]-2-oxoethyl]-2-thiophenecarboxamide
n-[2-[(5-methoxy-6-oxo-1-cyclohexa-2,4-dienylidene)methylhydrazo]-2-oxoethyl]-2-thiophenecarboxamide