Monocrotophos, 100 µg/ml, Ethyl acetate, 5ml

rac-(1R,2R)-1,2-dibromo-(4R)-4-((1R)-1,2-dibromoethyl)cyclohexane, 1.2ml x 50ug/ml , toluene

4,4'-Dibromooctafluorobiphenyl

Seneciophylline