User:MarkZusab/sandbox11

Crapinon, also known as Piperidolate Hydrochloride, is an anticholinergic drug with the molecular formula C21H26ClNO2.

https://chem.nlm.nih.gov/chemidplus/sid/0000129771

https://www.trc-canada.com/product-detail/?P479990

https://books.google.com/books?id=W6RgDQAAQBAJ&pg=PA13&lpg=PA13&dq=Crapinon&source=bl&ots=TpUOzdhCTQ&sig=nZq6ZzoUxFRBym8Z-TrD568eBAc&hl=en&sa=X&ved=2ahUKEwitkruH7uTeAhUCzVMKHRdvCjo4ChDoATAEegQIBBAB#v=onepage&q=Crapinon&f=false