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": ""}
WALTER N. KOELZ Tf      Dorud, Province of Luristan  n  H    $! Lorestan   WO4 gentianales   M  Asperula   a T Rubiaceae       ew?H 17236 asperula Ug   f8:3i 1941-04-09   ~-fw ROCKY SLOPE Dorud 1 J   1829 K 
{"catalogNumber": "", "order": "Gentianales", "family": "Rubiaceae", "scientificName": "Asperula", "scientificNameAuthorship": "", "genus": "Asperula", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "17236", "verbatimEventDate": "1941-04-09", "habitat": "Rocky slope", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Lorestan", "county": "Dorud", "municipality": "", "locality": "Dorud, Province of Luristan", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1829", "maximumElevationInMeters": ""}