IUPAC:1-(3,4-dimethylphenyl)-4-{2-[2-hydroxy-3'-(1H-1,2,3,4-tetrazol-5-yl)-[1,1'-biphenyl]-3-yl]hydrazin-1-ylidene}-3-methyl-4,5-dihydro-1H-pyrazol-5-one
IUPAC:1-(3,4-dimethylphenyl)-4-{2-[2-hydroxy-3'-(1H-1,2,3,4-tetrazol-5-yl)-[1,1'-biphenyl]-3-yl]hydrazin-1-ylidene}-3-methyl-4,5-dihydro-1H-pyrazol-5-one