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: T15N R4E sec |4/23 border jl-Cc   CAREX UMBELLATA vyu   MCM4 -90.637446 carex k  375.922098 ]        Poales $    I] Exactly 4.7 miles north of US Hwy 49 on A`rk Hwy 351, from Crowley's Ridge.  Z cyperaceae    N 1390812      Ur 5829 
{"catalogNumber": "1390812", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex umbellata", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "5829", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Exactly 4.7 miles north of US Hwy 49 on Ark Hwy 351, from Crowley's Ridge.", "decimalLatitude": "35.922098", "decimalLongitude": "-90.637446", "verbatimCoordinates": "TRS: T15N R4E sec 14/23 border", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}