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": ""}
    Sergio Zamudio Ruiz vkb     kz= 1988-10-27  O schlechtendalianum  7021 Qz U    L SOLANACEAE  Solanales Q      =9<k queretaro  1297783  nV9     T mexico Solanum 4,    Solanum schlechtendalianum ?,& 
{"catalogNumber": "1297783", "order": "Solanales", "family": "Solanaceae", "scientificName": "Solanum schlechtendalianum", "scientificNameAuthorship": "", "genus": "Solanum", "subgenus": "", "specificEpithet": "schlechtendalianum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Sergio Zamudio Ruiz", "recordNumber": "7021", "verbatimEventDate": "1988-10-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Queretaro", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}