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": ""}
   R Cu CONCINNUM  0kK TORR. & A. GRAY ZGalium concinnum J %%  RUBIACEAE  ,o      2t United Stvates  l7M- Michigan robert w. smith K,   1 gentianales  41.90826 [    LENAWEE L   6 1991-06-16   e@~ 2997  @  1243737   Vdp -84.03121   on fill and waste on bank cZ  
{"catalogNumber": "1243737", "order": "Gentianales", "family": "Rubiaceae", "scientificName": "Galium concinnum", "scientificNameAuthorship": "Torr. & A. Gray", "genus": "", "subgenus": "", "specificEpithet": "concinnum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "2997", "verbatimEventDate": "1991-06-16", "habitat": "on fill and waste on bank", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Lenawee", "municipality": "", "locality": "", "decimalLatitude": "41.90826", "decimalLongitude": "-84.03121", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}