ChemInform Abstract: N‐Vinyl‐2‐(trifluoroacetylethynyl)pyrroles and E‐2‐(1‐Bromo‐2‐trifluoroacetylethenyl)pyrroles: Cross‐Coupling vs. Addition During C—H‐Functionalization of Pyrroles with Bromotrifluoroacetylacetylene in Solid Al2O3 Medium. H‐Bonding Control. Issue 39 (8th September 2016)