Using CC(C)(C)OC(=O)N1CCN(c2cccc3ccc(OCc4ccccc4)cc23)C(=O)C1 to produce O=C1CNCCN1c1cccc2ccc(OCc3ccccc3)cc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.