CCOC(=O)C(NC(=O)c1cccc(Cl)c1)(Nc1cccc(C)c1)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?