SEARCH Articles Figures Tables Alkylation regioselectivity Enol alkyl Enolate alkylation Enolate regioselective Enolates alkylation Enolates regioselective alkylation Enolates regioselective alkylation Enolates regioselectivity Enols alkylation Enols regioselectivity Regioselective enolate alkylation Regioselective enolate alkylation