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": ""}
1991-06-05  DF      U union  +  19065 ceanothus americanus I k      m,. Ceanothus  1229491 p/  americanus 9?     BIk ROSALES    Illinois v   United States T(  loy r. phillippe, r. smith:, e. ulaszek & k. nash f $  atwood ridge research natural area, t.13s, r.2w, 5w 1/4 nw 1/4 sect. 4 O9hJh   RHAMNACEAE ;H?   K b l. t.13s, r.2w, sw 1/4 nw 1/4 sect. 4 Mrz 
{"catalogNumber": "1229491", "order": "Rosales", "family": "Rhamnaceae", "scientificName": "Ceanothus americanus", "scientificNameAuthorship": "L.", "genus": "Ceanothus", "subgenus": "", "specificEpithet": "americanus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Loy R. Phillippe, R. Smith, E. Ulaszek & K. Nash", "recordNumber": "19065", "verbatimEventDate": "1991-06-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Illinois", "county": "Union", "municipality": "", "locality": "Atwood Ridge Research Natural Area, T.13S, R.2W, SW 1/4 NW 1/4 Sect. 4", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "T.13S, R.2W, SW 1/4 NW 1/4 Sect. 4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}