Corrigendum to “Exploring the cycloheptathiophene-3-carboxamide scaffold to disrupt the interactions of the influenza polymerase subunits and obtain potent anti-influenza activity” [Eur. J. Med. Chem. 138 (2017) 128–139] (S0223523417304610) (10.1016/j.ejmech.2017.06.015))