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": ""}
poaceae f   P6_ UNITED STATES      1416247 g  117  ?   TARRANT V7   POALES .@    < TEXAS CONTACT UM HERBARIUM _av  HORDEUM ;l       /awE pusillum   ALBERT RUTH %   3o6  1922-05-19 hordeum pusillum l`_ 
{"catalogNumber": "1416247", "order": "Poales", "family": "Poaceae", "scientificName": "Hordeum pusillum", "scientificNameAuthorship": "", "genus": "Hordeum", "subgenus": "", "specificEpithet": "pusillum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Albert Ruth", "recordNumber": "117", "verbatimEventDate": "1922-05-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Tarrant", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}