CCOC(=O)C1=C(N)Oc2ccc(Br)cc2[C@@H]1[C@@H](C#N)C(=O)OCC
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?