COc1ccc(N2C(=O)[C@H]3[C@@H](C2=O)[C@@H](C(=O)Nc2ccc(Cl)cc2)N2N=CC=C[C@H]32)cc1
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?