英文名称
Methyl (R)-2-((1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamoyl)benzoate (Linagliptin impurity)
Smiles Code
O=C1C2=C(N=C(N3C[C@H](NC(C4=C(C(OC)=O)C=CC=C4)=O)CCC3)N2CC#CC)N(C)C(N1CC5=NC6=CC=CC=C6C(C)=N5)=O