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": ""}
1941-07-07 LNe   yt WALTER N. KOELZ     no data  d    Polygonaceae   _   18403 z   t|R# contact um herbaium desert z   PTEROPYRUM Uv    tX,U Tehran olivieri f&  jaub. & spach 9u7i.  PTEROPYRUM OLIVIERI ~i0td  caryophyllales YD<    TZ) 1497707    jz~pD IRAN
{"catalogNumber": "1497707", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Pteropyrum olivieri", "scientificNameAuthorship": "Jaub. & Spach", "genus": "Pteropyrum", "subgenus": "", "specificEpithet": "olivieri", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "18403", "verbatimEventDate": "1941-07-07", "habitat": "Desert", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Iran", "stateProvince": "Tehran", "county": "no data", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}