COc1ccc(S(=O)(=O)c2c(Nc3c(C)cccc3C)sc(C(=O)c3ccc(F)cc3)c2N)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?