1 RUM 2-({2-[(3r)-3-aminopiperidin-1-yl]-5-bromo-6-oxopyrimidin-1(6h)-yl}methyl)benzonitrile 1.000 2 SY1 2-({2-[(3r)-3-aminopiperidin-1-yl]-4-oxoquinazolin-3(4h)-yl}methyl)benzonitrile 0.821 3 LIR 2-[(3s)-3-aminopiperidin-1-yl]-1-(2-cyanobenzyl)-5-methyl-4,6-dioxo-3,4,5,6-tetrahydropyrrolo[3,4-D]imidazol-1-ium 0.700