C#CCN1C(C)=C(C(=O)OC)C(c2cccc([N+](=O)[O-])c2)C(C(=O)OCC)=C1C
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?