COc1ccc(-c2cc(C3C4C=CCC(C)C4C(=O)N3Cc3ccccc3)ccc2F)cc1
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?