Pyrazoles are an important class of bioactive drug targets in the pharmaceutical industry. They are the core structure of numerous biologically active compounds. [ 1 1. McDonald , E. ; Jones , K. ; Brough , PA ; Drysdale , MJ ; Workman , P. Discovery and development of pyrazole-scaffold Hsp90 inhibitors . Curr. Top. Med. Chem. 2006 , 6 , 1193 – 1203 . [CrossRef], [PubMed], [Web of Science ®] View all references ] For example, they exhibit anti-anxiety, antipyretic, ...