SEARCH Articles Figures Tables 1.3- Dipolar cycloaddition nitronates Lactams 1,3-dipolar cycloaddition Nitronates cycloadditions Nitrone 1,3-dipolar cycloaddition Nitrones 1,3-dipolar cycloadditions Nitrones cycloaddition Nitrones lactams Nitrones, cycloadditions Nitrones, dipolar cycloaddition