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": ""}
 1990-04-13 f   W8 TRS: T6N R12E sec 29 4.5 mi E Newton, overlookin TurkCey Creek to W, S of US Hwy 80. ]J     fm SN cyperaceae       3^` 8835 TRIANGULARIS k            kn~ MISSISSIPPI   
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "triangularis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "8835", "verbatimEventDate": "1990-04-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Mississippi", "county": "", "municipality": "", "locality": "4.5 mi E Newton, overlooking Turkey Creek to W, S of US Hwy 80.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T6N R12E sec 29", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}