Simple Approach to Highly Functionalized Trisubstituted Tetrahydropyrimidine-2,4-diones from Perhydropyrazino[1,2-f]pyrimidine-3,6,8-trione Precursors
Simple Approach to Highly Functionalized Trisubstituted Tetrahydropyrimidine-2,4-diones from Perhydropyrazino[1,2-f]pyrimidine-3,6,8-trione Precursors