Using CC(C)(C)OC(=O)c1cc(Cl)ccn1, CSc1nc2ccc(O)cc2s1 to produce CSc1nc2ccc(Oc3ccnc(C(=O)OC(C)(C)C)c3)cc2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.