d
3
-LSD
Iso-LSD
Iso-LSD
LSD
LSD
Nor-LSD
2-oxo-3-hydroxy-LSD
Nor-iso-LSD
Figure 2: Chromatogram of a urine spiked at 0.5 ng/mL
Figure 1: Structures of investigated compounds
1...,342,343,344,345,346,347,348,349,350,351 353,354,355,356,357,358,359,360,361,362,...374