1 JOP N-[(1r,2s,4s)-bicyclo[2.2.1]heptan-2-yl]-N'-[(2r)-2-hydroxypropyl]thiourea 1.000 2 M0J N-[(2s)-2-hydroxypropyl]-N'-phenylurea 0.812 3 VI2 N-(2-hydroxyethyl)-N'-(3-methylphenyl)thiourea 0.812 4 JLV N-cyclohexyl-N'-methylthiourea 0.733 5 NC3 N-[(cyclohexylamino)carbonyl]glycine 0.706