CCc1ccc(N(CC)C(=O)CCn2cnc3onc(-c4ccc(F)cc4)c3c2=O)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?