CC(=O)N1CCCc2cc(S(=O)(=O)NC(C(=O)NC(C)c3ccccc3)C(C)C)ccc21
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?