<?xml version="1.0" ?><rxnormdata><propConceptGroup><propConcept><propCategory>ATTRIBUTES</propCategory><propName>GENERAL_CARDINALITY</propName><propValue>SINGLE</propValue></propConcept><propConcept><propCategory>ATTRIBUTES</propCategory><propName>TTY</propName><propValue>IN</propValue></propConcept><propConcept><propCategory>CODES</propCategory><propName>DRUGBANK</propName><propValue>DB01646</propValue></propConcept><propConcept><propCategory>CODES</propCategory><propName>RxCUI</propName><propValue>1426463</propValue></propConcept><propConcept><propCategory>CODES</propCategory><propName>SPL_SET_ID</propName><propValue>52799309-5652-5ed7-e054-00144ff88e88</propValue></propConcept><propConcept><propCategory>CODES</propCategory><propName>UNII_CODE</propName><propValue>9J12WX5B6A</propValue></propConcept><propConcept><propCategory>NAMES</propCategory><propName>RXNAV_STR</propName><propValue>N-acetylmethionine</propValue></propConcept><propConcept><propCategory>NAMES</propCategory><propName>RxNorm Name</propName><propValue>N-acetylmethionine</propValue></propConcept><propConcept><propCategory>SOURCES</propCategory><propName>Source</propName><propValue>Drug Bank</propValue></propConcept><propConcept><propCategory>SOURCES</propCategory><propName>Source</propName><propValue>Metathesaurus FDA Structured Product Labels</propValue></propConcept><propConcept><propCategory>SOURCES</propCategory><propName>Source</propName><propValue>National Drug Data File Plus Source Vocabulary</propValue></propConcept></propConceptGroup></rxnormdata>