英文名称
7-(but-2-yn-1-yl)-3-Methyl-8-((4-methylquinazolin-2-yl)methoxy)-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione (Linagliptin Impurity)
Smiles Code
CC1=NC(CN2C(N(C)C(N=C(OCC3=NC4=C(C=CC=C4)C(C)=N3)N5CC#CC)=C5C2=O)=O)=NC6=CC=CC=C61