CC1=NN(C(=O)CC(=O)Nc2ccccc2C)C(=O)C1/N=N\c1ccc(S(=O)(=O)c2ccc(/N=N/C3C(=O)N(C(=O)CC(=O)Nc4ccccc4C)N=C3C)cc2)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?