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": ""}
united states :U(b     @=V* WILLD.  Sa on e side of bay road, not far from junction with chemung st, stoughton.   :TqW Poales      y 700 Sidney F. Blak%e   `,eKQ eCAREX VESTITA    |?mT Massachusetts   CAREX zko     t$Rv norfolk      1953-06-03 
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Carex vestita", "scientificNameAuthorship": "Willd.", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Sidney F. Blake", "recordNumber": "", "verbatimEventDate": "1953-06-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Massachusetts", "county": "Norfolk", "municipality": "", "locality": "On E side of Bay Road, not far from junction with Chemung St, Stoughton.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}