CC1(C)S[C@@H]2[C@H](NC(=O)COc3ccccc3)C(=O)N2C1C(=O)OCC1CCCCC1
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?