Using O=C(CCCCl)c1ccc2sc3ccc(C(=O)CCCCl)cc3c2c1, C1CCNCC1 to produce O=C(CCCN1CCCCC1)c1ccc2sc3ccc(C(=O)CCCN4CCCCC4)cc3c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.