4-[[4,5-二氢-3-甲基-5-羰基-1-[4-[[[2-(磺酸根氧代)乙基]氨基]磺基基]苯基]-1H-吡唑-4-基]偶氮]-N-[2-(磺酸根氧代)乙基]甲苯-2-磺基酰胺酸氢二钾
223270-46-0