Cc1ccc(S(=O)(=O)N2[C@H](c3ccc4c(c3)OCO4)CC=C(C(=O)O)[C@@H]2c2cccc(Cl)c2)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?