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": ""}
  R Karachi  D* zygophyllales L. wJ    walter n. koelz $.5 y       1934-02 m       ^ g_] SINDH   36P@ 7583  simplex aB[    `HEv ZYGOPHYLLACEAE Zygophyllum simplex 5t# k   J Kinghar Lake (Kinghar Dhand)  &G 1504609 paistan aWj   7v  ZYGOPHYLLUM
{"catalogNumber": "1504609", "order": "Zygophyllales", "family": "Zygophyllaceae", "scientificName": "Zygophyllum simplex", "scientificNameAuthorship": "L.", "genus": "Zygophyllum", "subgenus": "", "specificEpithet": "simplex", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "7583", "verbatimEventDate": "1934-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Pakistan", "stateProvince": "Sindh", "county": "Karachi", "municipality": "", "locality": "Kinghar Lake (Kinghar Dhand)", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}