COC(=O)[C@H](Cc1c[nH]c2ccccc12)n1cc(-c2cc(C(=O)N3CCNCC3)cc(-c3cn([C@@H](CC(C)C)C(=O)O)nn3)c2)nn1.Cl
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?