COc1ccc(O[C@H]2C=C[C@@H](c3ccccc3)O[C@H]2CO/N=C(/C)CCC(=O)OC[C@@H]2O[C@H](C#Cc3ccccc3)C=C[C@@H]2Oc2ccc(C)cc2)cc1
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?