COC(=O)[C@@]1(Cc2ccc(OC)cc2)[C@@H]2C(=CC(=O)[C@H]2CC(=O)C(=O)N2CCCC2)CN1C(=O)c1ccccc1
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?