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": ""}
 alfred f. whiting Li>R.    LEPTOCHLO4 DUBIA % ?k   Mexico MG   ` DUBIA 1934-07 3     ;,: -101.119         23.1288  1s +       (Kunth) Nees : 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Leptochloa dubia", "scientificNameAuthorship": "(Kunth) Nees", "genus": "", "subgenus": "", "specificEpithet": "dubia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Alfred F. Whiting", "recordNumber": "", "verbatimEventDate": "1934-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "23.1288", "decimalLongitude": "-101.119", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}