From a55f782095cdbbdbf1552f2a2e8b53eed8a5be2e Mon Sep 17 00:00:00 2001
From: Torkel <torkel.loman@gmail.com>
Date: Thu, 23 May 2024 13:13:11 -0400
Subject: [PATCH] up

---
 src/reaction.jl | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/reaction.jl b/src/reaction.jl
index 6e4d9e105e..e1bb68c3ff 100644
--- a/src/reaction.jl
+++ b/src/reaction.jl
@@ -368,11 +368,14 @@ encountered in:
     - Among potential noise scaling metadata.
 """
 function ModelingToolkit.get_variables!(set, rx::Reaction)
+    if isdefined(Main, :Infiltrator)
+        Main.infiltrate(@__MODULE__, Base.@locals, @__FILE__, @__LINE__)
+      end
     get_variables!(set, rx.rate)
     append!(set, rx.substrates)
     append!(set, rx.products)
     for stoichs in (rx.substoich, rx.prodstoich), stoich in stoichs
-        get_variables!(set, stoich)
+        (stoich isa BasicSymbolic) && get_variables!(set, stoich)
     end
     if has_noise_scaling(rx)
         get_variables!(set, get_noise_scaling(rx))