ChemInform Abstract: A Photo‐Reagent System of Benzimidazoline and Ru(bpy)3Cl2 to Promote Hexenyl Radical Cyclization and Dowd—Beckwith Ring‐Expansion of α‐Halomethyl‐Substituted Benzocyclic 1‐Alkanones. Issue 36 (9th September 2014)