CC(C)c1ccc2[nH]c(O)c(N=NC(=O)c3cccc(S(=O)(=O)Nc4ccccc4Cl)c3)c2c1
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?