title: Low-energy collision-induced dissociation of sildenafil thiono analogues: gas-phase intramolecular nucleophilic substitution through ion-neutral complexes between a cationic substrate and a thione-containing neutral nucleophile.
authors.forename: Jaeick
authors.initials: J
authors.lastname: Lee
authors.forename: Hye Hyan
authors.initials: HH
authors.lastname: Yoo
authors.forename: Min-Yung
authors.initials: MY
authors.lastname: Kang
authors.forename: Dong-Hyun
authors.initials: DH
authors.lastname: Kim
mesh_terms: D002412:Cations; D005740:Gases; D010879:Piperazines / Q000737:chemistry*; D011687:Purines; D000068677:Sildenafil Citrate; D021241:Spectrometry, Mass, Electrospray Ionization / Q000379:methods*; D013450:Sulfones; D013871:Thiones / Q000737:chemistry*; D014665:Vasodilator Agents / Q000737:chemistry*
chemical_list: D002412:Cations; D005740:Gases; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D013871:Thiones; D014665:Vasodilator Agents; D000068677:Sildenafil Citrate