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": ""}
    Vec United States            L. 1Y >m   [>cS ASCLEPIAS  TUBEROS4 _     uy4$# 2 MI. S.E. OF MILAN  B[j+ Betty M. Robertson   1s.Q` asclepias tuberosa  edward g. voss 3  
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Asclepias tuberosa", "scientificNameAuthorship": "L.", "genus": "Asclepias", "subgenus": "", "specificEpithet": "tuberosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Betty M. Robertson", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "2 mi. S.E. of Milan", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}