[1]Patent:US2011/52578,2011,A1
[2]Patent:US2017/291917,2017,A1.Locationinpatent:Paragraph0810;0811
[1]Patent:US2017/291917,2017,A1.Locationinpatent:Paragraph0812;0813
1261441-47-7 
 
ethyl2-(2-(2-(3-(difluoromethoxy)-5-nitrophenoxy)ethoxy)ethoxy)acetate 
[1]Patent:US2017/291917,2017,A1
1261441-47-7 
 
ethyl2-(2-(2-(3-amino-5-(difluoromethoxy)phenoxy)ethoxy)ethoxy)acetate 
[1]Patent:US2017/291917,2017,A1
1261441-47-7 
 
ethyl2-(2-(2-(3-((4-((4-(3-((5-(tert-butyl)-2-methoxy-3-(methylsulfonamido)phenyl)ureido)naphthalen-1-yl)oxy)pyridin-2-yl)amino)-3-difluoromethoxy)phenoxy)ethoxy)ethoxy)acetate 
[1]Patent:US2017/291917,2017,A1