C[C@@H](C(=O)Nc1ccc2ccccc2c1)[C@@H]1C[C@@]1(C)[C@@H](NS(=O)(=O)c1ccc(-c2ccccc2)cc1)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?