CC(C)c1ccc(N2C(=O)CS(=O)(=O)C23C(=O)N(Cc2cccc(F)c2)c2ccccc23)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?