CCCSc1ccc([C@H]2N[C@@](Cc3ccccc3)(C(=O)OC)[C@H]3C(=O)N(CC)C(=O)[C@@H]23)cc1.O=C(O)C(F)(F)F
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?