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": ""}
   6F0-Q 1252607  ~b From disturbed sand-loam soil     8/~; 3453     c asteraceae   X[ d|o Asterales (s. g. gmel. ex gugler) hayek Z   KO clare    b3+? MICRANTxHOS  aG Rss Garlitz  I D_ United States    1(*`l 1991-07-30 CENTAUREA STOEBE SUBSP. MICRANTuHOS     c!a subsp. S4TOEBE Te 
{"catalogNumber": "1252607", "order": "Asterales", "family": "Asteraceae", "scientificName": "Centaurea stoebe subsp. micranthos", "scientificNameAuthorship": "(S. G. Gmel. ex Gugler) Hayek", "genus": "", "subgenus": "", "specificEpithet": "stoebe", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "micranthos", "identifiedBy": "", "recordedBy": "Russ Garlitz", "recordNumber": "3453", "verbatimEventDate": "1991-07-30", "habitat": "From disturbed sand-loam soil", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Clare", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}