Cc1cc(C)c2nc(NC(=O)c3ccc(S(=O)(=O)N4CCCC4)cc3)sc2c1
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?