In Urine, O-dealkyl and N-deethyl-O-dealkyl metabolites and glucuronides were predominant. Isotonitazene and metonitazene O-dealkyl metabolites had been the same molecules and may also be most likely produced in the metabolization of structural analogues which include etonitazene, protonitazene, or butonitazene, whose only difference from isotonitazene and metonitazene will be the com... https://chemicalglobe.com/product-tag/metonitazene-for-sale-usa/