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": ""}
Walter N. Koelz |a  Kangra k2|   L) India    g  4137  vitex negundo ;I8 W     < noronha   6hZ 1520664 lamiales 8)H  lamiaceae 8J)p   (aUN NEGUNDO   S A Vitex  Bhadwar, Punjab  fDp     610 _su2Q     
{"catalogNumber": "1520664", "order": "Lamiales", "family": "Lamiaceae", "scientificName": "Vitex negundo", "scientificNameAuthorship": "Noronha", "genus": "Vitex", "subgenus": "", "specificEpithet": "negundo", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "4137", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "", "county": "Kangra", "municipality": "", "locality": "Bhadwar, Punjab", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "610", "maximumElevationInMeters": ""}