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": ""}
 ON LEGUME 2   V] cuscuta   c 17993a Cuscuta :]*   $G8K no data  1521683 f_ -   (5 Chahar Mahaal and Bakhtiari  L. gFFY     convolvulaceae 1rgNe     iran QQ6%   u WALTER N. KOELZ  x`R84 1941-06-01      
{"catalogNumber": "1521683", "order": "", "family": "Convolvulaceae", "scientificName": "Cuscuta", "scientificNameAuthorship": "L.", "genus": "Cuscuta", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "17993a", "verbatimEventDate": "1941-06-01", "habitat": "On legume", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Iran", "stateProvince": "Chahar Mahaal and Bakhtiari", "county": "no data", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}