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": ""}
 1959-07-10 R    OAXACA  rd    _ Kunth 1540 vz3l    7o ASUNCIÃ³N IXTALTEPEC malpighiales ,      H z* abundant, prostrate, open sun, loam soil, flowers pink    bPl@ flat grazed area, vegetation mainly cacti and 7horny leguminous shrubs  !<- Mexico  zR 3-4 km W of Ixtaltepec  VICTOR W. STEINMANN w   `R  robert merill king  1157575 A~ 6   
{"catalogNumber": "1157575", "order": "Malpighiales", "family": "", "scientificName": "", "scientificNameAuthorship": "Kunth", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Victor W. Steinmann", "recordedBy": "Robert Merill King", "recordNumber": "1540", "verbatimEventDate": "1959-07-10", "habitat": "flat grazed area, vegetation mainly cacti and thorny leguminous shrubs", "occurrenceRemarks": "abundant, prostrate, open sun, loam soil, flowers pink", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Oaxaca", "county": "Asunci\u00c3\u00b3n Ixtaltepec", "municipality": "", "locality": "3-4 km W of Ixtaltepec", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}