Of course, as an inevitable derivative knowledge, Chief Medical Examiner Niu could also distinguish considerable information based on the scent of the seminal fluid.
Scents like those of mock-orange or chestnut flowers, from the forensic doctor's perspective, tend to be superficial.
Not to mention that these two types of flowers are uncommon, mentioning them is as good as not mentioning them at all. The reality is, different people, in different states, produce seminal fluids with different scents.
For example, those without a scent indicate damaged prostate function.
A particularly strong scent might suggest prolonged abstinence.
A fishy stench could be caused by inflammation.
Musk or strong fishy smells are common, most likely related to dietary issues.
To describe its scent with common items, French perfumes might be more appropriate, especially when the concentration is high. Many French perfumes contain similar scent profiles.