Using CCOC(=O)C(=CNc1nc(NC(C)(C)C)c(F)cc1F)C(=O)c1cc(F)c(F)c(C)c1F to produce CCOC(=O)c1cn(-c2nc(NC(C)(C)C)c(F)cc2F)c2c(C)c(F)c(F)cc2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.