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": ""}
   7 Vern E. McNeilus  #J 1402633  scleria y%=$  united states tL     OLIGANTH4  |.) POALES    B3&T 89-446   Dhe low, sunny area. swamp.   e Conagree Wswamp, about 300 yds inside entrance.   o?  CYPERACEAE     $ m South Carolina  UN7] SCLERIA OLIGANTHA     -@l*Y 1989-06-22 michx. *  richland o5LuJ 
{"catalogNumber": "1402633", "order": "Poales", "family": "Cyperaceae", "scientificName": "Scleria oligantha", "scientificNameAuthorship": "Michx.", "genus": "Scleria", "subgenus": "", "specificEpithet": "oligantha", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Vern E. McNeilus", "recordNumber": "89-446", "verbatimEventDate": "1989-06-22", "habitat": "Low, sunny area. swamp.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Carolina", "county": "Richland", "municipality": "", "locality": "Conagree swamp, about 300 yds inside entrance.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}