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": ""}
campanula sclerotricha Wj G   PM^OU 18427     8pm CAMPANULA   boiss. V  lorestan 0 e(   walter n. koelz SK 7    >U iran   1537360 >$    1941-07-19 yf+  borujerd BwE     TMX sclerotricha grove GU    ,  asterales BURUJIRD, PROVINCE OF LURISTAN x    ^Nj Campanulaceae
{"catalogNumber": "1537360", "order": "Asterales", "family": "Campanulaceae", "scientificName": "Campanula sclerotricha", "scientificNameAuthorship": "Boiss.", "genus": "Campanula", "subgenus": "", "specificEpithet": "sclerotricha", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "18427", "verbatimEventDate": "1941-07-19", "habitat": "Grove", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Iran", "stateProvince": "Lorestan", "county": "Borujerd", "municipality": "", "locality": "Burujird, Province of Luristan", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}