CCN1CCN(CCNC(=O)c2ccc(/C=C3\Sc4ccccc4N(Cc4ccccc4F)C3=O)cc2)CC1
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?