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": ""}
 +H~n 1488952      W CYPERACEAE   >Et. BIHAR      Sand of river* bed    kLP 1947-11-14   +eq 19572    walter n. koelz     india 9$X)l    Bf (rottb.) c.b. clarke   
{"catalogNumber": "1488952", "order": "", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "(Rottb.) C.B. Clarke", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "19572", "verbatimEventDate": "1947-11-14", "habitat": "Sand of river bed", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Bihar", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}