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 21409 Poales d=M   8  cyperaceae 138449 R<    .Y ca 4 mi s of tunica,1 mi s jct of hwy us 61 & ms 4, then 1.5 mi e of hwy us 61 on hurt place road, n of hurt place road (=hurt road). -90.369317 k     carex 2   united states Y   zMp MISSISSIPPI  CHARLES T. BRYSON      x& TUNICA  N l.   ^d  ^ 2006-05-03 34â° 37.570' n 90â° 22.159' w; trs: t5s r11w sec 21 A 8V>   iF squarrosa  |FMt 34.626167 
{"catalogNumber": "1387449", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Carex", "subgenus": "", "specificEpithet": "squarrosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles T. Bryson", "recordNumber": "21409", "verbatimEventDate": "2006-05-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Mississippi", "county": "Tunica", "municipality": "", "locality": "Ca 4 mi S of Tunica, 1 mi S jct of Hwy US 61 & MS 4, then 1.5 mi E of Hwy US 61 on Hurt Place Road, N of Hurt Place Road (=Hurt Road).", "decimalLatitude": "34.626167", "decimalLongitude": "-90.369317", "verbatimCoordinates": "34\u00c2\u00b0 37.570' N 90\u00c2\u00b0 22.159' W; TRS: T5S R11W sec 21", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}