Cc1ccc2c(c1)C(c1ccc(F)cc1)N(C(=O)c1ccc(OC(C)C)cc1)CC(=O)N2
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?