CI42800;Blue A4H-3G;Reflex Blue GG;Pigment Blue 56;C.I.Pigment Blue 56;IIXWWFPZFCVALL-UHFFFAOYSA-N;Pigment blue 56 (C.I. 42800);1,3-di(propan-2-yl)urea,sulfur trioxide;2-methyl-4-[[4-[[4-[(3-tolyl)amino]phenyl][4-[(3-tolylimino]-2,5-cyclohexadien-1-ylidene]methyl]phenyl]amino]benzenesulphonic acid;2-methyl-4-[[4-[[4-[(3-tolyl)amino]phenyl][4-[(3-tolylimino]-2,5-cyclohexadien-1-ylidene]methyl]phenyl]amino]benzenesulphonic acid