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