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Mass spectrum of a mixture of steroids (a) and extracted ATDs for the testosterone isobars as lithiated monomers (b), aldosterone and cortisone as potassiated monomers (c), potassiated estradiol isomer dimers and lithiated testosterone isomer dimers (d), lithiated dimers of androsterone and epiandrosterone (e), and corticosterone and 11-deoxycortisol as lithiated dimers. Reproduced with permission from Rister et al. [37], copyright 2019 John Wiley & Sons, Ltd.
