CC(=O)N1CC=C2C(C#N)=C(N)C(C#N)(C#N)[C@H](c3ccoc3)[C@H]2C1
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?