Cc1cccc(OP(=O)(Oc2cccc(C)c2)OC(c2ccccc2)C(F)(F)F)c1
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?