A kind of Triazolopyridine oxazine derivatives A crystal forms and preparation method thereof

A kind of Triazolopyridine oxazine derivatives A crystal forms and preparation method thereof

  • CN 105,503,906 B
  • Filed: 12/09/2015
  • Issued: 09/11/2018
  • Est. Priority Date: 12/09/2015
  • Status: Active Grant
First Claim
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1. a kind of Triazolopyridine oxazine derivatives A crystal forms of formula (I), which is characterized in that

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