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": ""}
     84 9576     Xb]K7 Acer spicatum     u  ?4 acer        Rogers McVaugh  "abundant. treelike, 4 m. high; fruit often reddish; leaves paler benath." K      1.5 mi e of grand marais I OnR   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Acer spicatum", "scientificNameAuthorship": "", "genus": "Acer", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Rogers McVaugh", "recordNumber": "9576", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"abundant. Treelike, 4 m. high; fruit often reddish; leaves paler beneath.\"", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "1.5 mi E of Grand Marais", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}