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": ""}
 Pursh L   `  MICHIGAN    L alisma triviale   ~ Pz alismataceae 1967-07-13 Pn[   F 1307778   George L. Burrows IV sM    DW7q robert r. haynes     $C68d Alisma  43.69016 t##   xrv trivial e  u UNITED STATES     
{"catalogNumber": "1307778", "order": "", "family": "Alismataceae", "scientificName": "Alisma triviale", "scientificNameAuthorship": "Pursh", "genus": "Alisma", "subgenus": "", "specificEpithet": "triviale", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robert R. Haynes", "recordedBy": "George L. Burrows IV", "recordNumber": "", "verbatimEventDate": "1967-07-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "43.69016", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}