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": ""}
    1464402 +/M    WkPo6 ALLISON W. CUSICK  46.501744 |vz2      j#_ 35a927    XmZ -84.355198    #W ARVENSE   CHIPPEWA     BRASSICACEAE M-NaG   L. N   2001-05-21 S 3` 
{"catalogNumber": "1464402", "order": "", "family": "Brassicaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "arvense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Allison W. Cusick", "recordNumber": "35927", "verbatimEventDate": "2001-05-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Chippewa", "municipality": "", "locality": "", "decimalLatitude": "46.501744", "decimalLongitude": "-84.355198", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}