CCOc1cc(C2NC(=O)NC(O)(C(F)(F)F)C2C(=O)c2ccccc2)ccc1OC
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?