SEARCH Articles Figures Tables 1,3-cycloaddition intramolecular Intramolecular cycloaddition in -sinularene synthesis Intramolecular cycloadditions enantioselective synthesis Intramolecular cycloadditions synthesis applications Intramolecular nitrile oxide cycloaddition synthesis SYNTHESIS intramolecular Synthesis cycloaddition Tandem intermolecular-intramolecular synthesis cycloadditions