118767-92-3
噁唑并[5,4-b]吡啶-2(1h)-酮
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106-93-4
二溴乙烷
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142714-72-5
1-(2-bromoethyl)-[1,3]oxazolo[5,4-b]pyridin-2-one
33630-99-8
2-羟基-3-氨基吡啶