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": ""}
  . 4+  ARISAEMA TORTUOSUM  0u (Wall.) Schott   2x#Z ARACEAE 2400 VPR      nepal %y  1664360 Md     .dgu^ 3336  OCCASIONAL IN CUT-OVER FOREST .F3a       =+B^ Bagmati Zone, South of Gossainkunde, Blumche   b*iEX d.h. nicolson  f no data     wK 1967-05-12
{"catalogNumber": "1664360", "order": "", "family": "Araceae", "scientificName": "Arisaema tortuosum", "scientificNameAuthorship": "(Wall.) Schott", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "D.H. Nicolson", "recordNumber": "3336", "verbatimEventDate": "1967-05-12", "habitat": "Occasional in cut-over forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Nepal", "stateProvince": "", "county": "no data", "municipality": "", "locality": "Bagmati Zone, South of Gossainkunde, Blumche", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "2400", "maximumElevationInMeters": ""}