N#CC1=C(N)C(C#N)(C#N)[C@H](c2c(F)cccc2F)[C@H]2CC3(CC=C12)OCCO3
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?