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": ""}
 1557776 E(  10-0094  o  2010-05-05 Z ,h   N 36.26163, W 94.22775 f  carex gavida /  gravida Y6  L. H. Bailey :H       ADFH POALES  q ozark higlands. springfiel d plateau ecoregion. east end of lake keith, just downstream from mouth of cave springs cave.  (UJv Arkansas     ?x Benton   Cyperaceae J     
{"catalogNumber": "1557776", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex gravida", "scientificNameAuthorship": "L. H. Bailey", "genus": "", "subgenus": "", "specificEpithet": "gravida", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "10-0094", "verbatimEventDate": "2010-05-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Arkansas", "county": "Benton", "municipality": "", "locality": "Ozark Higlands. Springfield Plateau Ecoregion. East end of Lake Keith, just downstream from mouth of Cave Springs Cave.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "N 36.26163, W 94.22775", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}