∀ {B : Type u₁} [inst : CategoryTheory.Bicategory B] {C : Type u₂} [inst_1 : CategoryTheory.Bicategory C]
  {F G : CategoryTheory.Pseudofunctor B C} {η θ : F ⟶ G}
  (Γ :
    (CategoryTheory.Pseudofunctor.StrongTrans.toOplax η).Modification
      (CategoryTheory.Pseudofunctor.StrongTrans.toOplax θ)),
  CategoryTheory.Pseudofunctor.StrongTrans.Modification.equivOplax Γ =
    CategoryTheory.Pseudofunctor.StrongTrans.Modification.mkOfOplax Γ