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Chemical Formula : C13H12N2O2
STD No. 8950A
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Chemical Formula : C10H11NO2
STD No. 89501A
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CAS No. 96838-32-3
Chemical Formula : C10H10N2O4
STD No. 89502A
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CAS No. 96838-34-5
Chemical Formula : C13H16N2O3
STD No. 89503A
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CAS No. 96860-72-9
Chemical Formula : C14H18N2O6
STD No. 89504A
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Chemical Formula : C15H20N2O6
STD No. 89505A
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