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": ""}
  @_ 1927 POACEAE      chasmanthium laxum TMJR  contact um herbarium )DQ-0   on853 chasmanthium  Rq North Carolina     1935-0+6-29 mqf^   (L.) Yats hL9     jaH e DONOVAN S. CORRELL  poales Z+d[   VjtF 1409223    laxum U<   R - UNITED STATES Washington @5+ 
{"catalogNumber": "1409223", "order": "Poales", "family": "Poaceae", "scientificName": "Chasmanthium laxum", "scientificNameAuthorship": "(L.) Yates", "genus": "Chasmanthium", "subgenus": "", "specificEpithet": "laxum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Donovan S. Correll", "recordNumber": "1927", "verbatimEventDate": "1935-06-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "North Carolina", "county": "Washington", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}