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": ""}
murray a2  , $G% 0 cyperaceae  4 S8p st. louis    p MINNESOTA   n POALES ECHINATA zl     CAREX #^+    o+ DARK LAKE SOUTH OF IRON LAKE.     Z4i carex echinata  1954-07-03 B E W   nited States O[L    0qa1Z 1369267  gE Olga Lakela  
{"catalogNumber": "1369267", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex echinata", "scientificNameAuthorship": "Murray", "genus": "Carex", "subgenus": "", "specificEpithet": "echinata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Olga Lakela", "recordNumber": "", "verbatimEventDate": "1954-07-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Minnesota", "county": "St. Louis", "municipality": "", "locality": "Dark Lake south of Iron Lake.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}