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": ""}
 41â° 18' n 91â° 18' w; trs: t75n r8w sec 14 ne1/4 of ne1/4 -       iowa S  carex #B=^       oJ Washington  cyperaceae 4z       V7SL 1998-07-03      lupulina &<O 
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "lupulina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1998-07-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Iowa", "county": "Washington", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "41\u00c2\u00b0 18' N 91\u00c2\u00b0 18' W; TRS: T75N R8W sec 14 NE1/4 of NE1/4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}