英文名称
tert-Butyl 4-((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)amino)piperidine-1-carboxylate (Linagliptin Impurity)
Smiles Code
O=C1C2=C(N=C(NC3CCN(C(OC(C)(C)C)=O)CC3)N2CC#CC)N(C)C(N1CC4=NC5=CC=CC=C5C(C)=N4)=O