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": ""}
   y 1960-06-10   (  R.L. SCHAEFFER, JR            PENNSYLVANIA  4 CYPERACEAE   [ Md 3 miEles W of Dottersville.  04[S VAR.  carex laxiculmis var. laxiculmis &$      S8A laxiculmis     K NONROE
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex laxiculmis var. laxiculmis", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "laxiculmis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.L. Schaeffer, Jr", "recordNumber": "", "verbatimEventDate": "1960-06-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Pennsylvania", "county": "Monroe", "municipality": "", "locality": "3 miles W of Dottersville.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}