英文名称:Tetrasodium 3-[(E)-{4-[(E)-{4-[2-(6-Amino-1-Oxo-3-Sulfonatonaphthalen-2(1H)-Ylidene)Hydrazino]-6-Sulfonatonaphthalen-1-Yl}Diazenyl]Naphthalen-1-Yl}Diazenyl]Naphthalene-1,5-Disulfonate; Direct Blue 71(C.I.34140); Direct Blue 71; Tetrasodium 3-[(E)-{4-[(E)-{4-[(2E)-2-(6-Amino-1-Oxo-3-Sulfonatonaphthalen-2(1H)-Ylidene)Hydrazinyl]-6-Sulfonatonaphthalen-1-Yl}Diazenyl]Naphthalen-1-Yl}Diazenyl]Naphthalene-1,5-Disulfonate; Direct Blue 71(C.I.34140); C.I. 34140; Direct Blue 71; C.I. Direct Blue 71; Direct Blue 71 (C.I. 34140); Direct Blue 71 (C.I. 34140); Tetrasodium 3-[(E)-{4-[(E)-{4-[(2E)-2-(6-Amino-1-Oxo-3-Sulfonatonaphthalen-2(1H)-Ylidene)Hydrazinyl]-6-Sulfonatonaphthalen-1-Yl}Diazenyl]Naphthalen-1-Yl}Diazenyl]Naphthalene-1,5-Disulfonate; Tetrasodium 3-[(E)-{4-[(E)-{4-[2-(6-Amino-1-Oxo-3-Sulfonatonaphthalen-2(1H)-Ylidene)Hydrazino]-6-Sulfonatonaphthalen-1-Yl}Diazenyl]Naphthalen-1-Yl}Diazenyl]Naphthalene-1,5-Disulfonate