2-[ethyl[3-methyl-4-[(5-nitrothiazol-2-yl)azo]phenyl]amino]ethanol; Ethanol, 2-ethyl3-methyl-4-(5-nitro-2-thiazolyl)azophenylamino-; 2-[ethyl[3-methyl-4-[(5-nitro-2-thiazolyl)azo]phenyl]amino]-ethano; 2-[ethyl[3-methyl-4-[(5-nitro-2-thiazolyl)azo]phenyl]amino]-Ethanol; 5-Nitro-2-[2-methyl-4-[N-ethyl-N-(2-hydroxyethyl) amino]phenylazo]thiazole; 5-Nitro-2-[2-methyl-4-[N-ethyl-N-(2-hydroxyethyl)amino]phenylazo]thiazole; Apollon Blue DP-TA; Begacron Discharge Blue R