TY - JOUR AU - Zhao, Y; Zhou, N; Slepkov, A D; Ciulei, S C; McDonald, R; Hegmann, F A; Tykwinski, R R JO - Helv. Chim. Acta VL - 90 PY - 2007 DO - 10.1002/hlca.200790092 SP - 909 ER -