have h₂ := get?_some_iff e |>.not.mp h₁
α : Type
inst✝ : Reactor α
rtr₁ rtr₂ : α
e : rtr₁ ≈ rtr₂
i : ID
h₁ : ¬∃ o, rtr₁{Component.rcn}{i} = some o
⊢ rtr₂{Component.rcn}{i} = rtr₁{Component.rcn}{i}
α : Type
inst✝ : Reactor α
rtr₁ rtr₂ : α
e : rtr₁ ≈ rtr₂
i : ID
h₁ : ¬∃ o, rtr₁{Component.rcn}{i} = some o
h₂ : ¬∃ o, rtr₂{Component.rcn}{i} = some o
⊢ rtr₂{Component.rcn}{i} = rtr₁{Component.rcn}{i}