title: 1-substituted-3,3-dimethylspiro(indoline-2,3-thietane) 1,1-dioxides derived from 2-methyleneindolines.
mesh_terms: D007211:Indoles / Q000138:chemical synthesis*; D009682:Magnetic Resonance Spectroscopy; D013141:Spiro Compounds / Q000138:chemical synthesis*; D013454:Sulfoxides / Q000138:chemical synthesis
chemical_list: D007211:Indoles; D013141:Spiro Compounds; D013454:Sulfoxides