[1]Suzuki,Hideaki;Tsutsui,Hideyuki;Kano,Atsuyuki;Katoh,Satoru;Morita,Tadashi;Matsuda,Kiyoshi;Iibuchi,Norihiro;Ogawa,Masashi[Heterocycles,1997,vol.45,#9,p.1657-1661]
[1]CurrentPatentAssignee:PHARMAKEAINC-WO2018/48930,2018,A1Locationinpatent:Paragraph00255
[1]Patent:WO2018/195321,2018,A1.Locationinpatent:Page/Pagecolumn409;410