Using CCOC(=O)c1cc2cc(OCCOC)cc(N(C)S(=O)(=O)c3nccn3C)c2[nH]1 to produce COCCOc1cc(N(C)S(=O)(=O)c2nccn2C)c2[nH]c(C(=O)O)cc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.