1 GX7 5-(cyclohexylamino)pyrimidine-2,4(1h,3h)-dione 1.000 2 A1I4P (3s)-3-phenylazanylpiperidine-2,6-dione 0.875 3 A1IW8 (3r)-3-phenylazanylpiperidine-2,6-dione 0.875 4 A1IW5 (3~{S})-3-[methyl(phenyl)amino]piperidine-2,6-dione 0.824