Cc1ccccc1N1CCN(C2=NC(=O)/C(=C/c3c[nH]nc3-c3ccccc3)S2)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?