CC(C)C[C@@H](CN1CCC[C@@H]1CN1C(=O)C(=O)NC[C@@H]1Cc1ccccc1)N1C[C@H](Cc2ccc(O)cc2)N(CCc2ccccc2)C(=O)C1=O
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?