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": ""}
  i. r. f. rio verde, vallecitos, montes de oca, cro [P    Mexico i=Hs    hz 10236   $M MACFADYENA UNGUIS-CATI UNG`UIS-CATI J            BIGNONIACEAE Du]    ijb (L.) A.H. GENTRY    macfadyena 7oTS   jH Lamiales
{"catalogNumber": "", "order": "Lamiales", "family": "Bignoniaceae", "scientificName": "Macfadyena unguis-cati", "scientificNameAuthorship": "(L.) A.H. Gentry", "genus": "Macfadyena", "subgenus": "", "specificEpithet": "unguis-cati", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "10236", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "I. R. F. Rio Verde, Vallecitos, Montes de Oca, Cro", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}