Copper-61;61Cu;Copper, isotope of mass61; Cu 61; 

Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-,3-(2-cyclopenten-1-yl)-2-methyl-4-oxo-2-cyclopenten-1-yl ester (9CI);2-(2-Cyclopentenyl)-4-hydroxy-3-methyl-2-cyclopenten-1-one chrysanthemate; Cyclopentenylrethonyl chrysanthemate;3-(2-Cyclopenten-1-yl)-2-methyl-4-oxo-2-cyclopenten-1-yl chrysanthemumate;Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methylpropenyl)-, ester with2-(2-cyclopenten-1-yl)-4-hydroxy-3-methyl-2-cyclopenten-1-one (7CI,8CI);Cyclopropanecarboxylicacid, 2,2-dimethyl-3-(2-methyl-1-propen-1-yl)-,3-(2-cyclopenten-1-yl)-2-methyl-4-oxo-2-cyclopenten-1-yl ester;3-(2-Cyclopentenyl)-2-methyl-4-oxo-2-cyclopentenylchrysanthemummonocarboxylate;Chrysanthemummonocarboxylicacid, 3-(2-cyclopenten-1-yl)-2-methyl-4-oxo-2-cyclopenten-1-yl ester (6CI);Pypyrethrin; Cyclethrin;2-Cyclopenten-1-one, 2-(2-cyclopenten-1-yl)-4-hydroxy-3-methyl-,2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate (8CI);