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": ""}
     =5 -88.377746   charles d. richardsxM_o     ,&A i VAR.       `1v 1464157  BRASSICACEAE >7*SL  MICHIGAN J          Growing in mud of slugh at Pequaming. X$0=I 
{"catalogNumber": "1464157", "order": "", "family": "Brassicaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles D. Richards", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Growing in mud of slough at Pequaming.", "decimalLatitude": "", "decimalLongitude": "-88.377746", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}