| 1 | | ACID YELLOW 34 | ACID YELLOW 34 | C16H12ClN4NaO4S
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| 2 | 6359-90-6 | 4-氯代-3-[4,5-二氢代-3-甲基-5-氧代-4-苯偶氮基-1H-吡唑-1-基]苯磺酸钠 | ACID YELLOW 34 (C.I. 18890) | C16H12ClN4NaO4S
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| 3 | 10430-57-6 | 钠4-{4-[(3-氯苯基)偶氮]-3-甲基-5-氧代-4,5-二氢-1H-吡唑-1-基}苯磺酸酯 | sodium 4-[4-[(3-chlorophenyl)azo]-3-methyl-5-oxo-2-pyrazolin-1-yl]benzenesulphonate | C16H12ClN4NaO4S
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| 4 | 10566-47-9 | 4-[4-[(2-氯苯基)偶氮]-4,5-二氢-3-甲基-5-氧代-1H-吡唑-1-基]苯磺酸钠 | sodium 4-[4-[(2-chlorophenyl)azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonate | C16H12ClN4NaO4S
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| 5 | | 2-(1-Phenyl-3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-4-yl)azo-5-chlorobenzenesulfonic acid sodium salt | 2-(1-Phenyl-3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-4-yl)azo-5-chlorobenzenesulfonic acid sodium salt | C16H12ClN4NaO4S
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