Chemical Name : 4,4'-二甲基联苯
CAS : 613-33-2
5-溴-2-碘间二甲苯
2-溴-4-氟-1-碘苯
1-Bromo-5-chloro-3-fluoro-2-iodobenzene
2 -氯- 5 -氰基苯- 1 -磺酰氯
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