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": ""}
s.n. .(E#    T-] L LENINGRAD   P0ales 2     m Carex   Zc RUSSIA  `rr CAREX NIGRA  yLb% no data   6xu  Marsh by pond in centre of small village 3km. S. of Buderhof, 26 km. SSW of Leningrad; Leningrad Region, USSR cyperaceae U^   7QA (l.) rePichard 1964-07-18 Q0e)h      7c~r: A. O. CHATER    nigr4  p2h MARSH BY POND IN CENTRE OF SMALL VILLAGE    L 1719058 
{"catalogNumber": "1719058", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex nigra", "scientificNameAuthorship": "(L.) Reichard", "genus": "Carex", "subgenus": "", "specificEpithet": "nigra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A. O. Chater", "recordNumber": "s.n.", "verbatimEventDate": "1964-07-18", "habitat": "Marsh by pond in centre of small village", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Russia", "stateProvince": "Leningrad", "county": "no data", "municipality": "", "locality": "Marsh by pond in centre of small village 3km. S. of Buderhof, 26 km. SSW of Leningrad; Leningrad Region, USSR", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}