CCOC(=O)C(NC(=O)CC(C)C)(Nc1ccc(S(=O)(=O)Nc2nc(C)cc(C)n2)cc1)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?