SEARCH Articles Figures Tables Heteroatom nucleophile Heteroatom nucleophiles Heteroatom substitution Heteroatom-centered Heteroatom-centered nucleophiles Heteroatom-substituted Heteroatomic nucleophiles Nucleophile center Nucleophiles substitution reactions Nucleophilic center Nucleophilic substitution reactions nucleophiles Propargyl substitution Propargylation reactions Propargylic substitution Propargylic substitution reactions Reaction center Reaction with nucleophiles Substituted reaction with Substitution heteroatom-substituted Substitution reactions nucleophile Substitution reactions nucleophilic With nucleophilic substitution