Using CC(C)(C)c1cnc(CSc2cnc(N)s2)o1, O=C(O)Cc1ccc(N(CCCl)CCCl)cc1 to produce CC(C)(C)c1cnc(CSc2cnc(NC(=O)Cc3ccc(N(CCCl)CCCl)cc3)s2)o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.