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": ""}
    kvY  Persicaria virginiana     lpZ  42.311555  5 *) washtenaw    t K Eileen W. Erlanson & S.H. Emerson   Z virginiana 1927-09-04 T    1469462  i^     -84.100175 2    CC (l.) gaertn. near cavanaugh lake, chelsea twp. X3      
{"catalogNumber": "1469462", "order": "", "family": "", "scientificName": "Persicaria virginiana", "scientificNameAuthorship": "(L.) Gaertn.", "genus": "", "subgenus": "", "specificEpithet": "virginiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Eileen W. Erlanson & S.H. Emerson", "recordNumber": "", "verbatimEventDate": "1927-09-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "Near Cavanaugh Lake, Chelsea Twp.", "decimalLatitude": "42.311555", "decimalLongitude": "-84.100175", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}