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": ""}
 4MI palustris n.h. russell V     (q IOWA    j united states   NR6225214 4Hh   % : Poweshiek     )mM ditch y RR  - 1432457  b Grinnell, between 10th Ave. and stables palustris n$I_>     h SUBSP.  wx BRASSICACEAE RORIPPA PALUSTRIS SUBSP. PALUSTRIS aB<8U  BRASSICALES ex3    1952-06-22 +R@m  rorippa +g  
{"catalogNumber": "1432457", "order": "Brassicales", "family": "Brassicaceae", "scientificName": "Rorippa palustris subsp. palustris", "scientificNameAuthorship": "", "genus": "Rorippa", "subgenus": "", "specificEpithet": "palustris", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "palustris", "identifiedBy": "", "recordedBy": "N.H. Russell", "recordNumber": "NR6225214", "verbatimEventDate": "1952-06-22", "habitat": "ditch by RR", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Iowa", "county": "Poweshiek", "municipality": "", "locality": "Grinnell, between 10th Ave. and stables", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}