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": ""}
  dubia B      w1 N. SNOW (KUNTH) NEES t Tp[     Uq:# leptochloa dubia  mexico O%   poaceae 9!8N   b!b+ 1953-10-04   IU1/ tultepec; cercani as de tultepec    poales    29336 CB   -99.1319 tDWi   LEPTOCHLOA uc   
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Leptochloa dubia", "scientificNameAuthorship": "(Kunth) Nees", "genus": "Leptochloa", "subgenus": "", "specificEpithet": "dubia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "N. Snow", "recordedBy": "", "recordNumber": "29336", "verbatimEventDate": "1953-10-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Mexico", "county": "", "municipality": "", "locality": "Tultepec; cercanias de Tultepec", "decimalLatitude": "", "decimalLongitude": "-99.1319", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}