CC1=C(C(=O)N(C(C)C)C(C)C)CC(CC(=O)NCc2cccs2)C(=O)N1Cc1ccc(C(C)(C)C)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?