Using CCCCC1(CCC(=O)CCC)Cc2c(cc(F)c(N)c2F)C1=O to produce CCCCC12CCC(=O)C(CC)=C1c1cc(F)c(N)c(F)c1C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.