O=C(Nc1ccccc1C(F)(F)F)N1CCC2(CC1)Oc1ccccc1C(=O)N2Cc1ccccc1F
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?