Using Nc1cc(-c2ccc(CO)o2)nn1Cc1ccccc1F, CCON=O to produce Nc1c(N=O)c(-c2ccc(CO)o2)nn1Cc1ccccc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.