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": ""}
Carex sychnocephala ?bM        +K gerald a. wheeler  11244 /    6 C poales   TR5: eT121N R44W SQEC 2 SW1/4 SE1/4 SW1/4 s-      1389060  ~ 1988-07-21  CAREX P?DS:  CAREY _f     yN7?; big stone  v c 6 mi n of correll, waterfwl area n of rte 64, akron township.   
{"catalogNumber": "1389060", "order": "Poales", "family": "", "scientificName": "Carex sychnocephala", "scientificNameAuthorship": "Carey", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Gerald A. Wheeler", "recordNumber": "11244", "verbatimEventDate": "1988-07-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Big Stone", "municipality": "", "locality": "Ca 6 mi N of Correll, waterfowl area N of Rte 64, Akron Township.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T121N R44W sec 2 SW1/4 SE1/4 SW1/4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}