Using NCc1coc2cc(Oc3nc4ncccc4s3)ccc12, O=C(Cl)Cc1ccc(Cl)cc1 to produce O=C(Cc1ccc(Cl)cc1)NCc1coc2cc(Oc3nc4ncccc4s3)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.