[1]Salomon,ClaudioJ.;Mata,ErnestoG.;Mascaretti,OresteA.[TetrahedronLetters,1991,vol.32,#34,p.4239-4242]
[1]CurrentPatentAssignee:LUPINLIMITED-WO2004/39811,2004,A2Locationinpatent:Page26
[1]CurrentPatentAssignee:SUNPHARMACEUTICALINDUSTRIESLIMITED-WO2005/100367,2005,A1Locationinpatent:Page/Pagecolumn20
[1]Patent:WO2007/4753,2007,A1.Locationinpatent:Page/Pagecolumn23
[1]Patent:CN105585581,2016,A.Locationinpatent:Paragraph0021;0026;0027