∀ (R : Type u_1) (inst : CommRing R) (M : Type u_2)
  (inst_1 : (x : AddCommGroup M) ×' (x_1 : Module R M) ×' (x_2 : List R) ×' RingTheory.Sequence.IsWeaklyRegular M x_2),
  RingTheory.Sequence.IsWeaklyRegular ⟨R, ⟨inst, ⟨M, inst_1⟩⟩⟩.2.2.1 ⟨R, ⟨inst, ⟨M, inst_1⟩⟩⟩.2.2.2.2.2.1