Clc1ccc2c(c1)CC1C[N+]3=C(CCCC3)C1=C2.O=S(=O)([O-])C(F)(F)F
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?