(4Z)-4-[(1-ethyl-1,2-dihydroquinolin-2-yl)methylidene]-2-[(E)-(1-ethylquinolin-2(1H)-ylidene)methyl]-3-hydroxycyclobut-2-en-1-one
CAS No. 23475-74-3
Quinolinium,1-ethyl-2-[[3-[(1-ethyl-2(1H)-quinolylidene)methyl]-2-hydroxy-4-oxo-2-cyclobuten-1-ylidene]methyl]-,hydroxide, inner salt (8CI); NSC 125879