1 J63 1-[(benzyloxy)methyl]-6-(cyclohexylmethyl)-3-hydroxy-5-(propan-2-yl)pyrimidine-2,4(1h,3h)-dione 1.000 2 TNK 6-benzyl-1-benzyloxymethyl-5-isopropyl uracil 0.964 3 MKC 6-benzyl-1-ethoxymethyl-5-isopropyl uracil 0.724