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": ""}
 1904-08-23 m1G+    &+GY  Poales   GZP poaceae  panicum se| K  J. J. THORNBER h     2 z/2 HIRTICAULE 2332 kGoo    d/ J. Presl   1419000 Mm    ]< United States   N4sw~ PIMA Panicum hirticaule 5  University of Arizona main campus, Tucson Wk   )s Arizona  
{"catalogNumber": "1419000", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum hirticaule", "scientificNameAuthorship": "J. Presl", "genus": "Panicum", "subgenus": "", "specificEpithet": "hirticaule", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. J. Thornber", "recordNumber": "2332", "verbatimEventDate": "1904-08-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arizona", "county": "Pima", "municipality": "", "locality": "University of Arizona main campus, Tucson", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}