SEARCH Articles Figures Tables 3.4- dihydropyrimidin-2 Biginelli Biginelli Dihydropyrimidines Synthesis Biginelli dihydropyrimidine synthesis Biginelli synthesis Dihydropyrimidine Dihydropyrimidine library Dihydropyrimidine synthesis Dihydropyrimidines Dihydropyrimidines synthesis