MDMB-4en-PINACA:MCnc:Pt:Urine:Qn:Confirm
mdmb-4en-pinaca:mcnc:pt:urine:qn:confirm
MDMB-4en-PINACA [Mass/volume] in Urine by Confirmatory method
mdmb-4en-pinaca [mass/volume] in urine by confirmatory method