Using CC(C)(C)OC(=O)NCC1(O)CCN(C(=O)OCC2c3ccccc3-c3ccccc32)CC1 to produce NCC1(O)CCN(C(=O)OCC2c3ccccc3-c3ccccc32)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.