6-methoxy-1,2,3-benzoxathiazine 2,2-dioxide
6-methoxybenzo[e][1,2,3]oxathiazine 2,2-dioxide
6-methoxybenzo[1,2,3]oxathiazine 2,2-dioxide
6-methoxy-[1,2,3]-benzoxathiazine-2,2-dioxide
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