O=C(N1CCc2ccc(S(=O)(=O)N3CCN(S(=O)(=O)c4ccc5c(c4)OCCO5)CC3)cc2C1)C(F)(F)F
A rotatable bond is defined as any single non-ring bond, attached to a non-terminal, non-hydrogen atom. How many bonds in the molecule are rotatable?