CC(=O)OC[C@@]12CC[C@H]3C(C)(C)CCC[C@]3(C)[C@H]1C[C@@H](C1=CC(=O)O[C@H]1O)O2
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?