英文别名1-Methyl-[3,3'-biindolinylidene]-2,2'-dione; (3E)-1-methyl-3-(2-oxo-1H-indol-3-ylidene)indol-2-one; 1-Methyl-1H,1'H-[3,3']biindolyliden-2,2'-dion; Biindolene deriv.; (E)-1-methyl-1H,1'H-[3,3']biindolylidene-2,2'-dione; (E)-1-Methyl-1H,1'H-[3,3']biindolyliden-2,2'-dion; 1-methyl-1H,1'H-[3,3']biindolylidene-2,2'-dione; Dian III; Methylisoindigotin; N-methylisoindigo; N-Methylisoindigotin; (3E)-1-Methyl-3-(2-oxo-1,2-dihydro-3H-indol-3-ylidene)-1,3-dihydro-2H-indol-2-one 
