COc1ccc(/C=C2/SC(=S)N(CC(=O)O)C2=O)cc1OCc1ccc(Cl)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?