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": ""}
 b SCROPHULARIA NERVOSA SUBSP. NERVOSA 1519701 M _   Nvfhv nervosa         l9Jj nervosa  H= WALTER N. KOELZ      `5n SUBSP.   O DORUD  scrophulariaceae S~q;    u IRAN   9ho DORUD, PROVINCE OF LURISTAN LORESTAN ^*]    D*. Scrophularia 
{"catalogNumber": "1519701", "order": "", "family": "Scrophulariaceae", "scientificName": "Scrophularia nervosa subsp. nervosa", "scientificNameAuthorship": "", "genus": "Scrophularia", "subgenus": "", "specificEpithet": "nervosa", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "nervosa", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Iran", "stateProvince": "Lorestan", "county": "Dorud", "municipality": "", "locality": "Dorud, Province of Luristan", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}