Using O=C1c2ccccc2C(=O)N1Cc1cc(-c2ccc(C(F)(F)F)cc2)nc(-c2cccnc2)n1 to produce NCc1cc(-c2ccc(C(F)(F)F)cc2)nc(-c2cccnc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.