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CAS NO:90-64-2;   MF:C8H8O3
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CAS NO:1193-21-1;   MF:C4H2Cl2N2
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CAS NO:1072-97-5;   MF:C5H6BrN2
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CAS NO:5315-25-3;   MF:C6H6BrN
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CAS NO:624-28-2;   MF:C5H3Br2N
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