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": ""}
 United States N  RIBES TRISTE  4.~u    tb 9 ALGER    cN 15218a   X TRISTE  SAXIFRAGALES GXP   e>yF below rock river falls, ca. 7 mi. wsw of autrain.  &oQ  edward g. voss      8PN[Y 1468980 occasional shrub, ca. 0.5 m. tall, rich deciduous woods. xk`     grossulariaceae  EPn -86.97818   x Michigan    n@ 1980-06-08 46.41282 T 
{"catalogNumber": "1468980", "order": "Saxifragales", "family": "Grossulariaceae", "scientificName": "Ribes triste", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "triste", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "15218A", "verbatimEventDate": "1980-06-08", "habitat": "Occasional shrub, ca. 0.5 m. tall, rich deciduous woods.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alger", "municipality": "", "locality": "Below Rock River Falls, ca. 7 mi. WSW of AuTrain.", "decimalLatitude": "46.41282", "decimalLongitude": "-86.97818", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}