Using CCOC(=O)c1cn(Cc2ccccc2)c2c(OC)c(F)c(F)c(N)c2c1=O to produce COc1c(F)c(F)c(N)c2c(=O)c(C(=O)O)cn(Cc3ccccc3)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.