SEARCH Articles Figures Tables 1.5- Naphthyridinones preparation 1.7- Naphthyridinones tautomerism And tautomerism And tautomerization Naphthyridinones Naphthyridinones and the Like Preparation of 1,6-Naphthyridinones and the Like Preparation of 1,7-Naphthyridinones