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": ""}
    ranunculus reptans sVn   d  RANUNCULACEAE 7635 +^dLB    =G CA. 6 MI. NNW OF MELSTRAND, ON S SHORE OF BEAR ( LITTLE CHAPEL ) LAXE  K;1 Michigan               - 1958-07-22 -86.449688 5r *     
{"catalogNumber": "", "order": "", "family": "Ranunculaceae", "scientificName": "Ranunculus reptans", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "7635", "verbatimEventDate": "1958-07-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Ca. 6 mi. NNW of Melstrand, on S shore of Bear ( Little Chapel ) Lake", "decimalLatitude": "", "decimalLongitude": "-86.449688", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}