Using Cc1ccc(N2C(=S)N(c3ccc(C#N)c(C(F)(F)F)c3)C(=N)C23CCCCC3)cc1, CO to produce Cc1ccc(N2C(=S)N(c3ccc(C#N)c(C(F)(F)F)c3)C(=O)C23CCCCC3)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.