COC(=O)Cc1c([C@H]2[C@H](CC(=O)OC)c3ccccc3N2C(=O)C(F)(F)F)[nH]c2ccccc12
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?