1. Hamari Chemicals, Ltd.; 1-4-29 Kunijima, Higashi-Yodogawa-ku 533-0024 Osaka Japan
2. Department of Organic Chemistry I; Faculty of Chemistry; University of the Basque Country UPV/EHU; Paseo Manuel Lardizábal 3 20018 San Sebastián Spain
3. Department of Organic Chemistry; Autónoma University of Madrid; Cantoblanco 28049 Madrid Spain
4. Key Laboratory of Receptor Research; Shanghai Institute of Materia Medica; Chinese Academy of Sciences; 555 Zu Chong Zhi Road 201203 Shanghai P. R. China
5. IKERBASQUE; Basque Foundation for Science; Alameda Urquijo 36-5, Plaza Bizkaia 48011 Bilbao Spain