COc1ccc(-c2cc(-c3ccccc3)n(C3OCC(OC(C)=O)C(OC(C)=O)C3OC(C)=O)c(=S)c2C#N)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?