CC(C)=CCC/C(C)=C/Cc1c(O)ccc2c1[nH]c1cc(O)c(C)cc12
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?