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": ""}
 wWXR 37.81111  3<U  34621      Carex leavenworthii 0   122 0o+   37Â° 48' 40" N 89Â° 00' 20" W; TRS: T8S R2E SEC 20 SE1/4 SE1/4 SW1/4 NE1/4 Y N     +  Steven R. Hill     poal3s   +~R United States  carex DERc^       137K5771  z_~  
{"catalogNumber": "1375771", "order": "Poales", "family": "", "scientificName": "Carex leavenworthii", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Steven R. Hill", "recordNumber": "34621", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "37.811111", "decimalLongitude": "", "verbatimCoordinates": "37\u00c2\u00b0 48' 40\" N 89\u00c2\u00b0 00' 20\" W; TRS: T8S R2E sec 20 SE1/4 SE1/4 SW1/4 NE1/4", "minimumElevationInMeters": "122", "maximumElevationInMeters": ""}