英文名称:Trisodium 6-Amino-3-[(Z)-{7-[(E)-{4-[(Z)-(4-Amino-7-Sulfonatonaphthalen-1-Yl)Diazenyl]Phenyl}Diazenyl]-8-Hydroxy-6-Sulfonatonaphthalen-2-Yl}Diazenyl]-4-Hydroxynaphthalene-2-Sulfonate; C.I. Direct Black 80; Trisodium 5-Amino-8-[(E)-{4-[(2Z)-2-{7-[(2Z)-2-(7-Amino-1-Oxo-3-Sulfonatonaphthalen-2(1H)-Ylidene)Hydrazinyl]-1-Oxo-3-Sulfonatonaphthalen-2(1H)-Ylidene}Hydrazinyl]Phenyl}Diazenyl]Naphthalene-2-Sulfonate; Direct Black 80; Trisodium 6-Amino-3-[(Z)-{7-[(E)-{4-[(Z)-(4-Amino-7-Sulfonatonaphthalen-1-Yl)Diazenyl]Phenyl}Diazenyl]-8-Hydroxy-6-Sulfonatonaphthalen-2-Yl}Diazenyl]-4-Hydroxynaphthalene-2-Sulfonate; Trisodium 5-Amino-8-[(E)-{4-[(2Z)-2-{7-[(2Z)-2-(7-Amino-1-Oxo-3-Sulfonatonaphthalen-2(1H)-Ylidene)Hydrazinyl]-1-Oxo-3-Sulfonatonaphthalen-2(1H)-Ylidene}Hydrazinyl]Phenyl}Diazenyl]Naphthalene-2-Sulfonate