[1]ChemicalandPharmaceuticalBulletin,1990,vol.38,p.529-531
[1]Tomida,Ichiro;Kimura,Yoichi;Kudo,Ikuko;Kayahara,Hiroshi[AgriculturalandBiologicalChemistry,1985,vol.49,#2,p.529-532]
[2]Locationinpatent:experimentalpartChen;Sung;Sung,Kuangsen[AminoAcids,2010,vol.38,#3,p.839-845]
[3]Freund,MatthiasH.;Tsogoeva,SvetlanaB.[Synlett,2011,#4,p.503-507]
[1]Patent:US4248883,1981,A