CSc1nc(N)c2ncn([C@@H]3O[C@H](COP(=O)([O-])OP(=O)([O-])OP(=O)([O-])[O-])[C@H](O)[C@H]3O)c2n1.[Na+].[Na+].[Na+].[Na+]
A rotatable bond is defined as any single non-ring bond, attached to a non-terminal, non-hydrogen atom. How many bonds in the molecule are rotatable?