Using CC(C)(C)OC(=O)NCCCBr, COC(=O)c1cc(-c2cc(Sc3cccc(O)c3)nc(N)n2)c(C)cc1OC to produce COC(=O)c1cc(-c2cc(Sc3cccc(OCCCNC(=O)OC(C)(C)C)c3)nc(N)n2)c(C)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.