Using CCOC(=O)CCc1cc(N2CCS(=O)(=O)c3ccccc3C2)nc2ccc(CC)cc12 to produce CCc1ccc2nc(N3CCS(=O)(=O)c4ccccc4C3)cc(CCC(=O)O)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.