Cl.O=C(/C=C\c1ccc(/C=C/C(=O)Nc2cccc(C3=NCCCN3)c2)cc1)Nc1cccc(C2=NCCCN2)c1
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?