CCOC(=O)c1c(C)oc2ccc(N(C(=O)c3ccncc3)S(=O)(=O)c3ccc(F)cc3C)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?