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(1R,5S,6S)-tert-butyl6-((6-bromo-2-(methylthio)-7-oxopyrido2,3-dpyrimidin-8(7H)-yl)methyl)-3-azabicyclo3.1.0hexane-3-carboxylate 
[1]Patent:US2015/31674,2015,A1.Locationinpatent:Paragraph0719
419572-18-2 
 
352328-87-1 
 
(1R,5S,6S)-tert-butyl6-((6-(2-chloro-4-(6-methylpyrazin-2-yl)phenyl)-2-(methylthio)-7-oxopyrido2,3-dpyrimidin-8(7H)-yl)methyl)-3-azabicyclo3.1.0hexane-3-carboxylate 
[1]Patent:US2015/31674,2015,A1
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352328-87-1 
 
6-bromo-8-(1,1-difluoropropan-2-yl)-2-(methylthio)pyrido2,3-dpyrimidin-7(8H)-one 
 
6-bromo-7-((1,1-difluoropropan-2-yl)oxy)-2-(methylthio)pyrido2,3-dpyrimidine 
[1]Patent:WO2020/142612,2020,A1.Locationinpatent:Paragraph544;545;546
431-04-9 
 
352328-87-1 
 
6-(4-amino-2,3-difluorophenyl)-8-(1,1-difluoropropan-2-yl)-2-(methylthio)pyrido2,3-dpyrimidin-7(8H)-one 
 
4-(7-((1,1-difluoropropan-2-yl)oxy)-2-(methylthio)pyrido2,3-dpyrimidin-6-yl)-2,3-difluoroaniline 
[1]Patent:WO2020/142612,2020,A1.Locationinpatent:Paragraph544;547;548