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Chromatogram of the used mixture of ergot alkaloid standards (the MS/MS mode) Em=ergometrine, Es=ergosine, Et=ergotamine, Eco=ergocornine, Ekr=ergokryptine, Ecr=ergocristine, Emn=ergometrinine, Esn=ergosinine, Etn=ergotaminine, Econ=ergocorninine, Ekrn=ergokryptinine, Ecrn=ergocristinine
