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": ""}
        pWV Jerzy Rzedowski    FABACEAE &6_ 4  mexico 1EL#A    m Vachellia   21.4491 e>D`|  42616 Ip(   s2=? concã¡; arroyo seco; cerca de concã¡   1147821 `i:    O=1 -99.6369  Uo-Rn Jer2y Rzedowski   B rigidula
{"catalogNumber": "1147821", "order": "", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Vachellia", "subgenus": "", "specificEpithet": "rigidula", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Jerzy Rzedowski", "recordedBy": "Jerzy Rzedowski", "recordNumber": "42616", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Conc\u00c3\u00a1; Arroyo Seco; cerca de Conc\u00c3\u00a1", "decimalLatitude": "21.4491", "decimalLongitude": "-99.6369", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}