Benzidine diethyl malonate hydrazone;CCRIS 2276;tetraethyl 2,2'-(biphenyl-4,4'-diyldihydrazin-2-yl-1-ylidene)dipropanedioate;AC1L4TH7;AC1Q63KL;AR-1L6329;LS-188924;diethyl 2-[[4-[4-[2-(1,3-diethoxy-1,3-dioxopropan-2-ylidene)hydrazinyl]phenyl]phenyl]hydrazinylidene]propanedioate
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