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": ""}
    P UNITED STATES       Mack. +h?   EOxA SHARP  Carex Q=m  contact um herbarium hUQI    ARKANSAS ;  Cyperaceae B+     Id e POALES  QY hirsutella  9097 yx A  1209374 +  1986-05-09     & DAVID CASANER 
{"catalogNumber": "1209374", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Mack.", "genus": "Carex", "subgenus": "", "specificEpithet": "hirsutella", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "David Castaner", "recordNumber": "9097", "verbatimEventDate": "1986-05-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arkansas", "county": "Sharp", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}