C[C@H]1CN([C@H](C)CO)C(=O)c2cccc(NC(=O)C3CCCCC3)c2O[C@@H]1CN(C)S(=O)(=O)c1cccs1
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?