C[N+](C)(C)COP(=O)([O-])OP(=O)([O-])OC[C@@H]1O[C@@H](n2ccc(N)nc2=O)[C@@H](O)[C@H]1O.[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?