[1]Koszowaetal.[ZhurnalObshcheiKhimii,1956,vol.26,p.2855,2856,2857;engl.Ausg.S.3177,3178,3179]
[1]Koszowaetal.[ZhurnalObshcheiKhimii,1956,vol.26,p.2855,2856,2857;engl.Ausg.S.3177,3178,3179]
[1]CurrentPatentAssignee:SANOFI-DE1800836,1969,A1[Chem.Abstr.,1969,vol.71,#21885][Chem.Abstr.,1969,vol.71,#21885]