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": ""}
   d ribes      V grossulariaceae      americanu .    4wq calhoun RIBES AMERICANUM C/J    Oyj 1961-07-20  0L mabelle isham  a I 1465432  d(BZ baker sanctuary, convis twp.   2 s.n.  m2uwc michigan   7 42.399259  
{"catalogNumber": "1465432", "order": "", "family": "Grossulariaceae", "scientificName": "Ribes americanum", "scientificNameAuthorship": "", "genus": "Ribes", "subgenus": "", "specificEpithet": "americanum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Mabelle Isham", "recordNumber": "s.n.", "verbatimEventDate": "1961-07-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Calhoun", "municipality": "", "locality": "Baker Sanctuary, Convis Twp.", "decimalLatitude": "42.399259", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}