SEARCH Articles Figures Tables Cyclization reactions Cyclizations intramolecular Homer Homer reaction Intramolecular Homer—Wittig reaction Intramolecular cyclization Intramolecular reactions Wittig reaction Intramolecular reactions cyclizations Wittig cyclization Wittig intramolecular Wittig reaction intramolecular Wittig-Homer reaction Wittig-Homer, intramolecular