CC(=O)Nc1c(I)c(C(=O)N[C@@H]2[C@@H](O)O[C@@H](CO)[C@@H](O)[C@@H]2O)c(I)c(N(C)C(C)=O)c1I
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?