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": ""}
 Bauhinia macranthera var. grayana -vls   jR   1935-07-04  Fabales Uj     pp mexico  zTO6 macranthera     r.p. wunderlin  Potrero Redondo; Villa Santiago; Xeric W of CaÃ±Ã³n de Potrero Redondo cU   ? U 2086   M NUEVO LEON    K GRAYANA   pVw santiao   1 150421 5P   z? 0x bauhinia 
{"catalogNumber": "1150421", "order": "Fabales", "family": "", "scientificName": "Bauhinia macranthera var. grayana", "scientificNameAuthorship": "", "genus": "Bauhinia", "subgenus": "", "specificEpithet": "macranthera", "verbatimTaxonRank": "", "infraspecificEpithet": "grayana", "identifiedBy": "R.P. Wunderlin", "recordedBy": "", "recordNumber": "2086", "verbatimEventDate": "1935-07-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Nuevo Leon", "county": "Santiago", "municipality": "", "locality": "Potrero Redondo; Villa Santiago; Xeric W of Ca\u00c3\u00b1\u00c3\u00b3n de Potrero Redondo", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}