4-(3-((4-((3-chloro-4-fluorophenyl)amino)-7-methoxyquinazolin-6-yl)oxy)propyl)morpholine4-oxide; N-(3-Chloro-4-fluorophenyl)-7-methoxy-6-[3-(4-oxido-4-morpholinyl)propoxy]-4-quinazolinamine; Gefitinib Morpholine N-oxide
4-(3-((4-((3-chloro-4-fluorophenyl)amino)-7-methoxyquinazolin-6-yl)oxy)propyl)morpholine4-oxide; N-(3-Chloro-4-fluorophenyl)-7-methoxy-6-[3-(4-oxido-4-morpholinyl)propoxy]-4-quinazolinamine; Gefitinib Morpholine N-oxide