Fig. 4: Reactivity study with 1 and comparison with the reactivity of [LSb](OTf) in dichloromethane.
 in dichloromethane.](http://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41467-026-70910-5/MediaObjects/41467_2026_70910_Fig4_HTML.png)
Reaction of 1 with (a) elemental sulfur. b Ph2Ch2 (Ch = S, Se). c PI3. Inset: Reaction of [LSb](OTf) with S8.
 in dichloromethane.](http://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41467-026-70910-5/MediaObjects/41467_2026_70910_Fig4_HTML.png)
Reaction of 1 with (a) elemental sulfur. b Ph2Ch2 (Ch = S, Se). c PI3. Inset: Reaction of [LSb](OTf) with S8.