Chemical Name: (S,E)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-hydroxybut-2-enamide
Synonym: 4-Hydroxy 4-Dedimethylamino Afatinib
Smiles: FC(C=C1)=C(Cl)C=C1NC2=NC=NC3=CC(O[C@H]4CCOC4)=C(NC(/C=C/CO)=O)C=C32