Using CC(C)(C)OC(=O)NCCCO, COc1cccc(O)c1-c1cc(Nc2cnc(Br)cn2)n[nH]1 to produce COc1cccc(OCCCNC(=O)OC(C)(C)C)c1-c1cc(Nc2cnc(Br)cn2)n[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.