Using CCOC(=O)C(CC)Oc1ccc2c(c1)CC(NCc1ccccc1)CC2 to produce CCOC(=O)C(CC)Oc1ccc2c(c1)CC(N)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.