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": ""}
1450U24 3 0t w    CYPERACEAE Q1SY]  2270  iC=u      united states 3kA_n    n& planispicata      Q~ poales   CONTACT UM HERBARIUM a* E   )l Naczi     PAUL M. MCKENZIE, D. MOORE, ET AL. #o   MISSOURI  n $. 
{"catalogNumber": "1450243", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Naczi", "genus": "", "subgenus": "", "specificEpithet": "planispicata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Paul M. McKenzie, D. Moore, et al.", "recordNumber": "2270", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}