Using O=Cc1ccc(-c2ccc(Cl)cc2)o1, CN(C)CCCN1CCN(N=Cc2ccccc2)C1=O to produce CN(C)CCCN1CCN(N=Cc2ccc(-c3ccc(Cl)cc3)o2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.