CC(C)C[C@@H](CN1CCCC1CN1C(=S)NC[C@@H]1Cc1ccc(O)cc1)N1C[C@H](Cc2ccc(O)cc2)N(CC2CCCCCC2)C1=S
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?