COc1ccccc1C(CNC(=O)c1cccc(NS(=O)(=O)c2ccc(C)c(F)c2)c1)N(C)C
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?