Cc1ccc(C2(C)NC(=O)N(CC(=O)NCCN3C(=O)S/C(=C\c4cccnc4)C3=O)C2=O)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?