Cc1cccc(Nc2nnc(SC/C(O)=C(\C#N)c3nc4ccccc4[nH]3)s2)c1C
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?