COC(=O)[C@H](Cc1ccccc1)NC(=O)N(CCC#N)CCCCN(CCC#N)C(=O)N[C@@H](Cc1ccccc1)C(=O)OC
A rotatable bond is defined as any single non-ring bond, attached to a non-terminal, non-hydrogen atom. How many bonds in the molecule are rotatable?