Corrigendum to "Efficient palladium (II) electrocatalysts with thiophene anchored pyridinium amidates for CO2 reduction" [J. CO2 Util. 44 (February) (2021) 101384]. Issue 49 (July 2021) - Idrees, Zaeem; Sarwar, Hafiz Muhammad Rizwan; Zafar, Muhammad Naveed; Iqbal, Naseem; Tahir, Muhammad Nawaz