Similar names: Cyclopropanecarboxylic acid, 3-[(1E)-3-methoxy-2-methyl-3-oxo-1-propen-1-yl]-2,2-dimethyl-, (1S)-2-methyl-4-oxo-3-(2Z)-2,4-pentadien-1-yl-2-cyclopenten-1-yl ester, (1R,3R)-; Cyclopropanecarboxylic acid, 3-[(1E)-3-methoxy-2-methyl-3-oxo-1-propenyl]-2,2-dimethyl-, (1S)-2-methyl-4-oxo-3-(2Z)-2,4-pentadienyl-2-cyclopenten-1-yl ester, (1R,3R)- (9CI); Pyrethrin II (6CI); (+)-Pyrethronyl (+)-pyrethrate; Biospray S; Pyrethrin; Pyrethrin 2; Pyrethrum mist