CN(C)c1cccc(CNC(=O)c2csc([C@@H]3C[C@H](O)[C@@H](CO)O3)n2)c1
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?