Nippon Soda Co., Ltd.
Patent: US6342516 B1, 2002 ;
Location in patent: Referential example 1 ;

Saleh, Tamer S.; Al-Omar, Mohamed A.; Abdel-Aziz, Hatem A.
Letters in Organic Chemistry, 2010 , vol. 7, # 6 p. 483 - 486

US4699915 A1, ;
US 4699915 A

Istituto de Angeli S.p.A.
Patent: US4699915 A1, 1987 ;
US 4699915 A

Adams, Nicholas D.; Adams, Jerry L.; Burgess, Joelle L.; Chaudhari, Amita M.; Copeland, Robert A.; Donatelli, Carla A.; Drewry, David H.; Fisher, Kelly E.; Hamajima, Toshihiro; Hardwicke, Mary Ann; Huffman, William F.; Koretke-Brown, Kristin K.; Lai, Zhihong V.; McDonald, Octerloney B.; Nakamura, Hiroko; Newlander, Ken A.; Oleykowski, Catherine A.; Parrish, Cynthia A.; Patrick, Denis R.; Plant, Ramona; Sarpong, Martha A.; Sasaki, Kosuke; Schmidt, Stanley J.; Silva, Domingos J.; Sutton, David; Tang, Jun; Thompson, Christine S.; Tummino, Peter J.; Wang, Jamin C.; Xiang, Hong; Yang, Jingsong; Dhanak, Dashyant
Journal of Medicinal Chemistry, 2010 , vol. 53, # 10 p. 3973 - 4001