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": ""}
    Lgd 1393503    maryland LK)nJ       COVE POINT MARSH, COVE POINT, ALONG THE CHESAPEAKE BAY. 2   xwcalvert  N. cyperaceae  X-Le  flavescns   United States  &E!~   u6 1996-08-10 L. <      cyperus flavescens ?vEY POALES 960810.32 a 7tk   & Cyperus BRENT W. STEURY D6P 
{"catalogNumber": "1393503", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus flavescens", "scientificNameAuthorship": "L.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "flavescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Brent W. Steury", "recordNumber": "960810.32", "verbatimEventDate": "1996-08-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Maryland", "county": "Calvert", "municipality": "", "locality": "Cove Point Marsh, Cove Point, along the Chesapeake Bay.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}