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 9+ DZ    1497510 e  Caryophyllales 1      1 1930-09-13 polygonaceae u/G[x    lapathifolia [ D4.   Y (L.) Delarbre  0A <2 1322  & persicarOia   himachal pradesh 1v    ty?K LAHAULAND SPITI  0Zn4 3353  India @AAA    Y FIELDS 
{"catalogNumber": "1497510", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "", "scientificNameAuthorship": "(L.) Delarbre", "genus": "Persicaria", "subgenus": "", "specificEpithet": "lapathifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "1322", "verbatimEventDate": "1930-09-13", "habitat": "Fields", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Himachal Pradesh", "county": "Lahaul and Spiti", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "3353", "maximumElevationInMeters": ""}