Figure 1From: Using cheminformatics to predict cross reactivity of “designer drugs” to their currently available immunoassaysRepresentative chemical structures of amphetamine-type drugs. Abbreviations: MDMA, 3,4-methylenedioxy-N-methamphetamine; MDPV, 3,4-methylenedioxypyrovalerone; MDPBP, 3′,4′-methylenedioxy-α-pyrrolidinobutiophenone. Additional descriptions of compounds are in Additional file 1.Back to article page