Using Cc1ccnc(NC(=O)CCl)c1, CP(=O)([O-])Oc1ccc(Cl)c(Cl)c1 to produce Cc1ccnc(NC(=O)COP(C)(=O)Oc2ccc(Cl)c(Cl)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.