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": ""}
    Jt&4 1970-10-23   Z= Verbesina   MCVAUGH  w;    j~ ZACATECANA  X?tq ZACATECAS   p, herbÃ¡cea perenne; la floraciÃ³n pasada; escasa JERZY RjZEDOWSKI & ROGERS MCVAUGH 6&N|b  BOSQU3 ABIE0RTO DE QUERCUS !>or            
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "McVaugh", "genus": "Verbesina", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "zacatecana", "identifiedBy": "", "recordedBy": "Jerzy Rzedowski & Rogers McVaugh", "recordNumber": "", "verbatimEventDate": "1970-10-23", "habitat": "bosque abierto de Quercus", "occurrenceRemarks": "herb\u00c3\u00a1cea perenne; la floraci\u00c3\u00b3n pasada; escasa", "associatedTaxa": "", "country": "", "stateProvince": "Zacatecas", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}