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": ""}
 trs: t68n r32w sec 15 south half of the northwest quarter  +:?W   r8 grisea  poales    cyperaceae xmX   hs carex   $J 1372403    b >#! WAHLENB.  1U4 French Re5erve, 10 miles east of Bedford.  1990-06-02 .   ]Q]H5 4015  FRM iowa    kcD=U united states  barbara l. wilson )3   - taylor    qY CAREX GRISEA 
{"catalogNumber": "1372403", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex grisea", "scientificNameAuthorship": "Wahlenb.", "genus": "Carex", "subgenus": "", "specificEpithet": "grisea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Barbara L. Wilson", "recordNumber": "4015", "verbatimEventDate": "1990-06-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Iowa", "county": "Taylor", "municipality": "", "locality": "French Reserve, 10 miles east of Bedford.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T68N R32W sec 15 south half of the northwest quarter", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}