CCCNC(=O)C[C@@H]1C[C@@H]2c3cc(NS(=O)(=O)c4ccc(OC)cc4)ccc3O[C@@H]2[C@@H](CO)O1
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?