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": ""}
s.n. f$VAY   i@!T6 Ca 2.25 mi NE of Fort Pemberton (W of Greenwood), Sect 4. Mississippi ? ZZ     CYPERUS IRIA +       W LEFLORE  1393686  Xww>     cyperus M6          iria ^%l 
{"catalogNumber": "1393686", "order": "", "family": "", "scientificName": "Cyperus iria", "scientificNameAuthorship": "", "genus": "Cyperus", "subgenus": "", "specificEpithet": "iria", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Mississippi", "county": "Leflore", "municipality": "", "locality": "Ca 2.25 mi NE of Fort Pemberton (W of Greenwood), Sect 4.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}