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": ""}
 ; 1430050 oligosanthes  n     41.611217 L  DICHANTHELIUM OLIGOSANTHES       Poales 6 O       TX L. M. Umbach  w r.r. track,  vM+ -87.38602    Q clarke s.n. x1i@4       (schult.) gould qlO~ 
{"catalogNumber": "1430050", "order": "Poales", "family": "", "scientificName": "Dichanthelium oligosanthes", "scientificNameAuthorship": "(Schult.) Gould", "genus": "", "subgenus": "", "specificEpithet": "oligosanthes", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "L. M. Umbach", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "R.R. track,", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Clarke", "decimalLatitude": "41.611217", "decimalLongitude": "-87.38602", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}