Using CC(=O)OC(C)=O, COc1cccc(Sc2cnc(Nc3nc(C4CCNCC4)cs3)c(Oc3ccc(F)cc3Br)c2)c1 to produce COc1cccc(Sc2cnc(Nc3nc(C4CCN(C(C)=O)CC4)cs3)c(Oc3ccc(F)cc3Br)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.