(R : Type u_1) →
  (S : Type u_2) →
    [inst : CommRing R] →
      [inst_1 : CommRing S] →
        [inst_2 : Algebra R S] →
          (B : Type u_4) →
            [inst_3 : CommRing B] →
              [inst_4 : Algebra R B] →
                TensorProduct R S ↥(integralClosure R B) →ₐ[S] ↥(integralClosure S (TensorProduct R S B))