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": ""}
 NEAR ST. MARTINSVILLE.  Y     2D(O2 1890-08-19       m  louisiana   CYPERUS CEPH4LANTHUS  oGnC        8 cephalanthus   A* CYPERUS      ff0 s.n.   u dR POALES  torr. & h0ok. N` 
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Cyperus cephalanthus", "scientificNameAuthorship": "Torr. & Hook.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "cephalanthus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1890-08-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Louisiana", "county": "", "municipality": "", "locality": "Near St. Martinsville.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}