1-(tert-Butyl) 4-(4-((3-chloro-2-fluorophenyl)amino)-7-methoxyquinazolin-6-yl) (R)-2-methylpiperazine-1,4-dicarboxylate 250mg

1-(tert-Butyl) 4-(4-((3-chloro-2-fluorophenyl)amino)-7-methoxyquinazolin-6-yl) (R)-2-methylpiperazine-1,4-dicarboxylate 250mg