氢钠4-({4-[(2-甲氧基-5-{[2-(磺酸氧基)乙基]磺酰基}苯基)氨基甲酰]苯基}偶氮)-5-氧代-1-(4-磺酸苯基)-4,5-二氢-1H-吡唑-3-羧酸酯(1:2:1)
84145-46-0