Using O=S([O-])OO, CCC(C)(C)c1nc2cc(S(=O)(=O)n3cc(C=O)cn3)ccc2n1CC1CCOCC1 to produce CCC(C)(C)c1nc2cc(S(=O)(=O)n3cc(C(=O)O)cn3)ccc2n1CC1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.