Using O=C(O)Cc1c(Cl)cncc1Cl, COc1cccc(CCN)c1CC1CCCC1 to produce COc1cccc(CCNC(=O)Cc2c(Cl)cncc2Cl)c1CC1CCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.