Using O=C(Nc1cc(Cl)ccc1N1CCC(NC(=O)C(F)(F)F)C1)c1cnn2cccnc12 to produce NC1CCN(c2ccc(Cl)cc2NC(=O)c2cnn3cccnc23)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.