Using O=C(O)C=C1c2ccccc2C=Cc2ccccc21, CC(C)(C)OC(=O)N1CCNCC1 to produce CC(C)(C)OC(=O)N1CCN(C(=O)C=C2c3ccccc3C=Cc3ccccc32)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.