==Structure-8 (86(doc2))==
===[http://v3.espacenet.com/searchResults?locale=en_EP&NUM=WO9702252&ST=number&compact=false&DB=EPODOC WO9702252]===
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R<sub>1</sub>-R<sub>2</sub>= 1-4C alkyl, H matches with R<sup>1</sup>(alkyl) at 1<sup>st</sup> position of pyrazole of generic structure
R<sub>5</sub>= substituted aryl which resembles R<sup>2</sup>(substituted aryl) at 5<sup>th</sup> position of pyrazole of generic structure
==Structure-9 (41(doc2))==