SEARCH Articles Figures Tables 5-hexenyl radical, diastereoselective cyclization Addition-cyclization, diastereoselective Cyclization diastereoselective polyene Cyclization reaction diastereoselective Diastereoselective Polyene Cyclizations Diastereoselective cyclization Diastereoselective cyclizations Diastereoselectivity Nazarov cyclization Mannich cyclization, diastereoselective Polonovsky-Potier cyclization diastereoselection