COC(=O)C1N[C@@H]([C@@H](NC(=O)COc2ccccc2)C(=O)NCc2ccsc2)SC1(C)C
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?