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": ""}
 Y. delzie demaree      (L.) Roem. & Schult. ukz*_  autucmnalis g1V      *4 1450729   2n contact um herbarium  e0] [ POALES 36026 g      ;Z Mississippi       Q  R    Fimbristylis au7umnalis Fimbristylis  f.    United States #^u 
{"catalogNumber": "1450729", "order": "Poales", "family": "", "scientificName": "Fimbristylis autumnalis", "scientificNameAuthorship": "(L.) Roem. & Schult.", "genus": "Fimbristylis", "subgenus": "", "specificEpithet": "autumnalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Delzie Demaree", "recordNumber": "36026", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Mississippi", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}