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": ""}
 k ? polygonum rumicifolum    [7 3658     YC 5863 JAMMU AND KASHMIR  2   POLYGONUM i   1497387 aw)t   &l RANGDUM, ZASKAR     cE 1933-07-23     o3 PALL. EX SPRENG.      +b Polygonaceae
{"catalogNumber": "1497387", "order": "", "family": "Polygonaceae", "scientificName": "Polygonum rumicifolium", "scientificNameAuthorship": "Pall. ex Spreng.", "genus": "Polygonum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "5863", "verbatimEventDate": "1933-07-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Jammu and Kashmir", "county": "", "municipality": "", "locality": "Rangdum, Zaskar", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "3658", "maximumElevationInMeters": ""}