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": ""}
        ~ mercurialis  euphorbiaceae s8<    |  uusimaa   S.N. VY  1971-05-15 K     PERENNIS IN NEMORE 2~   greaer helsinki _gZ    8z L.  H3,% Nylandia, par. Espoo Kilo, Gruvberget   $  1642862    MERCURIALIS PERENNIS  
{"catalogNumber": "1642862", "order": "", "family": "Euphorbiaceae", "scientificName": "Mercurialis perennis", "scientificNameAuthorship": "L.", "genus": "Mercurialis", "subgenus": "", "specificEpithet": "perennis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1971-05-15", "habitat": "in nemore", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Uusimaa", "county": "Greater Helsinki", "municipality": "", "locality": "Nylandia, par. Espoo Kilo, Gruvberget", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}