O=C(c1ccc(COc2ccc(Cl)cc2)o1)N1N=C(C(F)F)CC1(O)C(F)F
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?