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": ""}
  ?I about 3/4 mi w of otter lake  MARSHALL h(1^y   Anton A. R eznicek HFTi     7k barnyard grove       552 X^h  46.912603 =yuS`      1 acer saccharum     HAt HOUGHTON ACER e9>?= 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Acer saccharum", "scientificNameAuthorship": "Marshall", "genus": "Acer", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "552", "verbatimEventDate": "", "habitat": "barnyard grove", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Houghton", "municipality": "", "locality": "about 3/4 mi W of Otter Lake", "decimalLatitude": "46.912603", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}