Using CCCCCNC(=O)NCCCCCBr, CC(=O)Nc1nc2c(O)cccc2s1 to produce CCCCCNC(=O)NCCCCCOc1cccc2sc(NC(C)=O)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.