CCn1cc(C(=O)O)c(=O)c2cnc(N3CCN(C(=S)NC(=O)c4ccc(F)c(F)c4)CC3)nc21
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?