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": ""}
   3147 xn  carex vulpinoidea J7 =N     Hartford B   -D5-F vulpinoidea  united states u74    tg i$ poales cyperaceae PZ1    michx. z.J[    VERNON MARTTALA ?+C0%  1973-)07-20 (Q$OE     1391712 NR   
{"catalogNumber": "1391712", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex vulpinoidea", "scientificNameAuthorship": "Michx.", "genus": "", "subgenus": "", "specificEpithet": "vulpinoidea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Vernon Marttala", "recordNumber": "3147", "verbatimEventDate": "1973-07-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Hartford", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}