Same shape here, different drug. The thing that helped was documenting the refusal rather than re-arguing it. They refer rather than write.

Three questions kill most of the confidence in a thread like this: sample size, blinding, who paid.

Read the methods section. It is the only part that says whether the conclusion is allowed to exist.

Take one to a pharmacist. Free, two minutes, correct. Everything else here is a hypothesis.

If it needs three other compounds to notice, you have not tested the first one.