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": ""}
Open ground OU    Mu INDIA   e|I WALTER N. KOELZ  @ E kullu 1521171  z6x      T z rgentea   ( gentianaceae  : chandrakani [chandrakhani], kulu  Gentiana       R y 3658        CaFwO (ROYLE EX D. DON) ROYLE EX D. DON GENTIANA ARGENTEA Z 
{"catalogNumber": "1521171", "order": "", "family": "Gentianaceae", "scientificName": "Gentiana argentea", "scientificNameAuthorship": "(Royle ex D. Don) Royle ex D. Don", "genus": "Gentiana", "subgenus": "", "specificEpithet": "argentea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "", "verbatimEventDate": "", "habitat": "Open ground", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "", "county": "Kullu", "municipality": "", "locality": "Chandrakani [Chandrakhani], Kulu", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "3658", "maximumElevationInMeters": ""}