Cc1ccc(Cl)cc1NC(=O)CN1C(=O)CSc2ccc(S(=O)(=O)N3CCCC3)cc21
A rotatable bond is defined as any single non-ring bond, attached to a non-terminal, non-hydrogen atom. Amide C-N bonds are not counted because of their high barrier to rotation.  How many rotatable bonds does the molecule have?