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": ""}
   b 7637 WAYNE D. LONGBOTTOM y6;    ^C?k Poales  S#5%> Cyperaceae BOOTT 2l    QHE,f delaware      38Â° 48' 51.3" N 75Â° 20' 40.7" W  H,@V    x)5S  38.81425    R$ 0 -75.344639  sussex s#o   8L+ comosa  united states  Z#   carex o  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Boott", "genus": "Carex", "subgenus": "", "specificEpithet": "comosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Wayne D. Longbottom", "recordNumber": "7637", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Delaware", "county": "Sussex", "municipality": "", "locality": "", "decimalLatitude": "38.81425", "decimalLongitude": "-75.344639", "verbatimCoordinates": "38\u00c2\u00b0 48' 51.3\" N 75\u00c2\u00b0 20' 40.7\" W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}