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": ""}
  wz8k L. trivandrum zb     3M India   Piper %    Xj(.P 5448 thicket  M       w Kerala   [z:?u umbellatum  ); PIPERALES    [@ 1641905 PIPER UMBELLATUM pSo#  near sanitorium, Ponmudi, Travancore *   Eile]en W. Erlanson B  
{"catalogNumber": "1641905", "order": "Piperales", "family": "", "scientificName": "Piper umbellatum", "scientificNameAuthorship": "L.", "genus": "Piper", "subgenus": "", "specificEpithet": "umbellatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Eileen W. Erlanson", "recordNumber": "5448", "verbatimEventDate": "", "habitat": "thicket", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Kerala", "county": "Trivandrum", "municipality": "", "locality": "near sanitorium, Ponmudi, Travancore", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}