COc1ccc(C2N(c3ccc(F)cc3)C(=O)N3C(c4ccc(OC)cc4)N(c4ccc(F)cc4)C(=O)N23)cc1
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?