CC(C)C[C@H]1CN([C@@H](CC(C)C)CN2CCCC2CN2C(=S)NC[C@@H]2Cc2ccc(O)cc2)C(=S)N1CC1CCCCC1
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?