Using CN(C)C(=O)c1ccc(Oc2ccc3c(c2)CN(C(=O)OCc2ccccc2)CC3)cc1 to produce CN(C)C(=O)c1ccc(Oc2ccc3c(c2)CNCC3)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.