Using CCn1cnc(-c2ccc(Cl)cc2Cl)c1-c1ccc(Cl)cc1, O=C=NC1CCCCC1 to produce CCn1c(C(=O)NC2CCCCC2)nc(-c2ccc(Cl)cc2Cl)c1-c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.