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": ""}
sagittaria cuneata [,?    6  MICHIGAN  Susan Fawcett 8 &L      Among Nymphaea odorata, Myriophyllum verticillatum and Pontederia cordata Rjh>1    2016-08-07 J^ %  Emergent sparganium marsh U&s      cheboygan +Z-:|   o  -84.559206 ALISMATALES g;t3    551 ~F      8Z4 sagittaria
{"catalogNumber": "", "order": "Alismatales", "family": "", "scientificName": "Sagittaria cuneata", "scientificNameAuthorship": "", "genus": "Sagittaria", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Susan Fawcett", "recordNumber": "551", "verbatimEventDate": "2016-08-07", "habitat": "Emergent sparganium marsh", "occurrenceRemarks": "Among Nymphaea odorata, Myriophyllum verticillatum and Pontederia cordata", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.559206", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}