CC(=O)OC1C/C(C)=C/CCC(C)/C=C/C2(C)CCC(C(C)(C)O)C12
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?