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": ""}
Asteraceae d       AV x -85.50269 var. (S2r>     robert r. kowal y jn   3989 *: H    (mack. & bush) r. kowal z?3     1957 -05-29 B_  paupercula J;] M   , D* near center of e edge sec. 28, aetna tpi., ca. 3 mi. w of morley.  Mecosta m=   occaional, dry oak woods  ]m  
{"catalogNumber": "", "order": "", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "(Mack. & Bush) R. Kowal", "genus": "", "subgenus": "", "specificEpithet": "paupercula", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "Robert R. Kowal", "recordedBy": "", "recordNumber": "3989", "verbatimEventDate": "1957-05-29", "habitat": "occasional, dry oak woods", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Mecosta", "municipality": "", "locality": "near center of E edge sec. 28, Aetna Tp., ca. 3 mi. W of Morley.", "decimalLatitude": "", "decimalLongitude": "-85.50269", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}