CCOC(OCC)[C@@H]1C[C@@H]2N(O1)O[C@H](OC1CCCC1(c1ccccc1)c1ccccc1)[C@H](OC(C)=O)[C@@]2(CC)Cc1ccc(OC)c(OC)c1
A rotatable bond is defined as any single non-ring bond, attached to a non-terminal, non-hydrogen atom. Amide C-N bonds are not counted because of their high barrier to rotation.  How many rotatable bonds does the molecule have?