1. Laboratory for Medicinal Chemistry Research, Shionogi Pharmaceutical Research Center, 1-1 Futaba-cho 3-chome, Toyonaka, Osaka 561-0825, Japan
2. Laboratory for Drug Discovery & Development, Shionogi Pharmaceutical Research Center, 1-1 Futaba-cho 3-chome, Toyonaka, Osaka 561-0825, Japan
3. Laboratory for Drug Discovery & Disease Research, Shionogi Pharmaceutical Research Center, 1-1 Futaba-cho 3-chome, Toyonaka, Osaka 561-0825, Japan
4. Neuroscience, Janssen Research & Development, Turnhoutseweg 30, B-2340 Beerse, Belgium
5. Discovery Sciences, Janssen Research & Development, Turnhoutseweg 30, B-2340 Beerse, Belgium