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US5591890A   [0002] 
JP05132450B   [0004] 
WO2006062978A   [0043]  [0044]  [0050]  [0051]  [0052]  [0052]  [0053]  [0056] 
WO2008010897A   [0044]  [0045]  [0046] 
WO2008070158A   [0052] 
WO2008082502A   [0052]  [0053] 
WO2009006061A   [0052] 
WO2009061991A   [0052] 
WO2009085816A   [0052] 
WO2009111553A   [0052] 
WO9816503A   [0053] 
WO2006068669A   [0053] 
WO2003015519A   [0053] 
WO201200700A   [0055] 

Chemical Industries   [0003]  [0028] 
J. Chem. and Eng. Data   [0047] 
Synthesis   [0049] 
Tetrahedron   [0049] 
Bioorganic & Medicinal Chemistry Letters   [0054]  [0055] 
Bioorganic & Medicinal Chemistry Letters   [0055] 
J. Org. Chem.   [0056]