NC(=O)[C@@H]1CCCNc2c(F)cc([N+](=O)[O-])cc2C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CO)C(=O)N1
A rotatable bond is defined as any single non-ring bond, attached to a non-terminal, non-hydrogen atom. Amide C-N bonds are not counted because of their high barrier to rotation.  How many rotatable bonds does the molecule have?