Bayer Aktiengesellschaft; Nihon Bayer Agrochem KK
Patent: US6162765 A1, 2000 ;

Qian, Xuhong; Xu, Xiaoyong; Li, Zhibin; Li, Zhong; Song, Gonghua
Journal of Fluorine Chemistry, 2004 , vol. 125, # 11 SPEC. ISS. p. 1609 - 1620