COc1ccc(/C=N/NC(=O)c2cc(C(C)(C)C)[nH]n2)cc1COc1ccc(F)cc1F
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?