CCC1CCCCN1C(=O)Cn1c(=O)n(-c2ccccc2C(F)(F)F)c(=O)c2c(C)c(C(=O)N(C)C)sc21
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?