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": ""}
 @tw  -86.08419    Eutrochium a&s   michigan <e/i      0ow ASTERALES   3+N97 floodplain on N side of Muskegon River, SE 1/4 sec. 34, T11N, R15W, ca. 5 mi. SE of Twin Lake.     MACULATUM W Ic  1217317 x*B     d?r.+ "frequent, but mostly past blooming. heads pink-purple. specimen is top of a large plant." United States x:E      (l.) e. e. lamont W>  edward g. voss .?2 K 
{"catalogNumber": "1217317", "order": "Asterales", "family": "", "scientificName": "", "scientificNameAuthorship": "(L.) E. E. Lamont", "genus": "Eutrochium", "subgenus": "", "specificEpithet": "maculatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Frequent, but mostly past blooming. Heads pink-purple. Specimen is top of a large plant.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "floodplain on N side of Muskegon River, SE 1/4 sec. 34, T11N, R15W, ca. 5 mi. SE of Twin Lake.", "decimalLatitude": "", "decimalLongitude": "-86.08419", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}