SEARCH Articles Figures Tables 7-substituted 4-thio Anion nucleophilicity Anionic nucleophiles Anions nucleophiles Anions substitution Anions, aromatic Aromatic nucleophiles Aromatic substitution nucleophilic Aromaticity anions Nucleophile aromatic substitution Nucleophilic anion Nucleophilic anionic substitutions Nucleophilic aromatic Nucleophilic aromatic substitution nucleophiles Substitution anionic Thio anions