N-Depiperidin-3-Amine Linagliptin Dimer

Chemical Name: (R)-7-(But-2-yn-1-yl)-8-(3-((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)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

Smile: O=C(N1CC2=NC(C)=C3C=CC=CC3=N2)N(C)C4=C(N(CC#CC)C(N5C[C@H](NC(N6CC#CC)=NC(N(C)C(N7CC8=NC(C)=C9C=CC=CC9=N8)=O)=C6C7=O)CCC5)=N4)C1=O