Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
POALES 2O    6U poaceae   ^CONTACT UM HERBARIUM Nspx   7413 %J.6   john h. ehlers 8 DV    u?T 1416160      L.  I?b UNITED STATES murinum #4R=y     IoP * 1939-05-01   ;]g+V HORDEUM MURINUM    m  Arizona  Pima f? 
{"catalogNumber": "1416160", "order": "Poales", "family": "Poaceae", "scientificName": "Hordeum murinum", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "murinum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "7413", "verbatimEventDate": "1939-05-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arizona", "county": "Pima", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}