4-((3-chloro-4-fluorophenyl)amino)-6-(3-morpholinopropoxy)quinazolin-7-ol-D6;4-[(3-Chloro-4-fluorophenyl)amino]-6-[3-(4-morpholinyl)propoxy]-7-quinazolinol-d6;O-Desmethyl Gefitinib-d6
4-((3-chloro-4-fluorophenyl)amino)-6-(3-morpholinopropoxy)quinazolin-7-ol-D6;4-[(3-Chloro-4-fluorophenyl)amino]-6-[3-(4-morpholinyl)propoxy]-7-quinazolinol-d6;O-Desmethyl Gefitinib-d6