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": ""}
 s -_ 1940-08-04 L. hF5W     im~ [ca. 14 fls/head]  l>m ; louis k. ludwig  ;m  Asterales    1250408 .Nt0f   HH NORTH OF TRAVER ST. IN ANN ARBOR.  h united states  artemisia I   washtenaw )@jsEy      iRz MICHIGAN    N3 DRY SOIL, ALONG THE ANN ARBOR RAILROAD,   wq asteraceae    Artemisia campestris
{"catalogNumber": "1250408", "order": "Asterales", "family": "Asteraceae", "scientificName": "Artemisia campestris", "scientificNameAuthorship": "L.", "genus": "Artemisia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Louis K. Ludwig", "recordNumber": "", "verbatimEventDate": "1940-08-04", "habitat": "Dry soil, along the Ann Arbor Railroad,", "occurrenceRemarks": "[ca. 14 fls/head]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "north of Traver St. in Ann Arbor.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}