C=CC[C@@H]1C=C[C@@H](O/N=C\C[C@@H]2C=C[C@H](OC(C)=O)[C@H](COC(C)=O)O2)[C@@H](CO)O1
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?