In Urine, O-dealkyl and N-deethyl-O-dealkyl metabolites and glucuronides were predominant. Isotonitazene and metonitazene O-dealkyl metabolites were a similar molecules and also are possible generated throughout the metabolization of structural analogues like etonitazene, protonitazene, or butonitazene, whose only distinction from isotonitazene and metonitazene will be the composition... https://chemicalglobe.com/product-tag/metonitazene-for-sale-usa/