Using CC(=O)O, COc1ccc2c(c1)C(O)(c1ccccc1)N(c1ccccc1)C2=O to produce COc1ccc2c(c1)C(O)(c1ccccc1)OC2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.