(S)-Ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate , 97% , 【106939-34-8】
Molecular Formula: C15H13F2NO4
Formula Weight: 309.26
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