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": ""}
 X? ?~ -86.49512   1971-09-14 E~o6  asteraceae Y_02/     7 g indian river. ne1/4 sec 25 t44n-r18w.   T?+ 1253963  ^ K MACULATUM  eutrochium ;E   eutrochium maculatum var. maculatum w      1 VAR.     d ACULATUM Schoolcraft kSd   DON HENSON h?    309 l>N2  
{"catalogNumber": "1253963", "order": "", "family": "Asteraceae", "scientificName": "Eutrochium maculatum var. maculatum", "scientificNameAuthorship": "", "genus": "Eutrochium", "subgenus": "", "specificEpithet": "maculatum", "verbatimTaxonRank": "var.", "infraspecificEpithet": "maculatum", "identifiedBy": "", "recordedBy": "Don Henson", "recordNumber": "309", "verbatimEventDate": "1971-09-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Schoolcraft", "municipality": "", "locality": "Indian River. NE1/4 Sec 25 T44N-R18W.", "decimalLatitude": "", "decimalLongitude": "-86.49512", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}