CCC(C(=O)C(C)C(O)C(C)CCc1ccc(C)c(O)c1C(=O)[O-])C1OC(CC)(C2CC[C@@](O)(CC)C(C)O2)CC1C.[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?