Supramolecular cylinders target bulge structures in the 5′ UTR of the RNA genome of SARS-CoV-2 and inhibit viral replication by Melidis, L, Hill, HJ, Coltman, NJ, Davies, SP, Winczura, K, Chauhan, T, Craig, JS, Garai, A, Hooper, CAJ, Egan, RT, McKeating, JA, Hodges, NJ, Stamataki, Z, Grzechnik, P, Hannon, MJ