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": ""}
ITEA 6-      WALTER N. KOELZ .  1951-05-17 ~ *[      01 M assm  1501652  zt  610 7lR8V  DIMA HASAO ) 8E    M5 28053  )/ ITEA itea      ITEACEAE ot   saxifrzagales  W#:s     <j haflong, cachar
{"catalogNumber": "1501652", "order": "Saxifragales", "family": "Iteaceae", "scientificName": "Itea", "scientificNameAuthorship": "Itea", "genus": "Itea", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "28053", "verbatimEventDate": "1951-05-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Assam", "county": "Dima Hasao", "municipality": "", "locality": "Haflong, Cachar", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "610", "maximumElevationInMeters": ""}