4-Piperidinol, 1-phenethyl-4-phenyl acetate (PEPAP) is a synthetic opioid discovered by Janssen in 1960. PEPAP is an analog of meperidine, it is abused and illegally sold on streets as a "synthetic heroin".

Triazamate (RH7988) is a fast-acting non-fumigant selective aphicide with contact and systemic action against a wide spectrum of aphid species. It is an inhibitor of cholinesterase. In European Union authorisations for plant protection products containing triazamate are withdrawn by 4 January 2006; no authorisations for plant protection products containing triazamate are granted or renewed from the date of publication.