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": ""}
6930 wd ^       ROBUSTA )F=     !xl  1537942  Nk 1933-08-31 BRACHYACTIS ROBUSTA ZkNn[        0i  Asteraceae       LAHAUL AND SPITI tC$0   ! .Qd% WALTER N. KOELZ  s CHANDRATAL, LAHUL, KANGRA, PUNJAB  ASTERALES ![9] 
{"catalogNumber": "1537942", "order": "Asterales", "family": "Asteraceae", "scientificName": "Brachyactis robusta", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "robusta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "6930", "verbatimEventDate": "1933-08-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Lahaul and Spiti", "municipality": "", "locality": "Chandratal, Lahul, Kangra, Punjab", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}