Chemical Name: (S,E)-N-(4-((3-chloro-4-fluorophenyl-1,2,3,4,5,6-13C6)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-(dimethylamino)but-2-enamide
Smiles: Cl[13C]1=[13C](F)[13CH]=[13CH][13C](NC2=NC=NC3=C2C=C(NC(/C=C/CN(C)C)=O)C(O[C@H]4CCOC4)=C3)=[13CH]1