CC1(c2ccc(OC(F)F)cc2)NC(=O)N(CC(=O)Nc2ccc3[nH]c(O)nc3c2)C1=O
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?