[1] Potent, Orally Bioavailable Delta Opioid Receptor Agonists for the Treatment of Pain: Discovery of N,N-Diethyl-4-(5-hydroxyspiro[chromene-2,4′-piperidine]-4-yl)benzamide (ADL5859)
J. Med. Chem., 2008, 51 (19), pp 5893-5896
[2] Le Bourdonnec B, et al. Potent, orally bioavailable delta opioid receptor agonists for the treatment of pain: discovery of N,N-diethyl-4-(5-hydroxyspiro[chromene-2,4'-piperidine]-4-yl)benzamide (ADL5859). J Med Chem. 2008 Oct 9;51(19):5893-6. DOI:
10.1021/jm8008986[3] Le Bourdonnec B, et al. Spirocyclic delta opioid receptor agonists for the treatment of pain: discovery of N,N-diethyl-3-hydroxy-4-(spiro[chromene-2,4'-piperidine]-4-yl) benzamide (ADL5747).J Med Chem. 2009 Sep 24;52(18):5685-702. DOI:
10.1021/jm900773n