CC(=O)c1ccc(N2CCN(S(=O)(=O)c3ccc4c(c3)CC(C)N4C(=O)C3CCC3)CC2)cc1
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?