Using Nc1nc(OCc2ccc(CNC(=O)C(F)(F)F)cc2)c2nc(C(=O)O)cnc2n1, CC(C)(C)OC(=O)NCCN to produce CC(C)(C)OC(=O)NCCCc1cnc2nc(N)nc(OCc3ccc(CNC(=O)C(F)(F)F)cc3)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.