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": ""}
  "Upper lvs reduced, plant approx. 1 m tall. Assoc.: Phleum pratense, Centaurea maculosa, Agropyron rep3ns, Hypericum perforatum" i?9,        UUj DISTURBED DRY NORTHERN FOREST; WEEDY BURNKED OVER AREA, DRY SANDY LOAM, FULL SUN. OCCASIONAL.  (. MICHIGAN  1993-10-18 9 ch                   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1993-10-18", "habitat": "Disturbed Dry Northern Forest; weedy burned over area, dry sandy loam, full sun. Occasional.", "occurrenceRemarks": "\"Upper lvs reduced, plant approx. 1 m tall. Assoc.: Phleum pratense, Centaurea maculosa, Agropyron repens, Hypericum perforatum\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}