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": ""}
42.6864|2 7d8U   X`Eh 1253981       OLIVER A. FARWELL  v    PARKEDALE 3    ASTERALES ?     W [mich.acad.sci.ann.rep.20:191.1918.] [fl. 10]  OAKLAND [    g eutrochium  eutrochium maculatum j$y   1915-08-26 *+n   
{"catalogNumber": "1253981", "order": "Asterales", "family": "", "scientificName": "Eutrochium maculatum", "scientificNameAuthorship": "", "genus": "Eutrochium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "", "verbatimEventDate": "1915-08-26", "habitat": "", "occurrenceRemarks": "[Mich.Acad.Sci.Ann.Rep.20:191.1918.] [fl. 10]", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Oakland", "municipality": "", "locality": "Parkedale", "decimalLatitude": "42.686412", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}