O[C@@H]1CN(CC2CCCCC2)[C@@H](c2ccc(Cl)cc2)C[C@H]1n1cc(C2CC2)nn1
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?