Using CCOc1nc(CC)cc(C(=O)O)n1, CCCc1cc(C(=O)OCC)nc(S(C)(=O)=O)n1 to produce CCCc1cc(C(=O)O)nc(OC)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.