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": ""}
john h. ehlIers [ZJE  MICHIGAN 1z-  SCHOOLCRAFT &zg     fN: 4275  -86.023479 tP]  [blh sheet of his no. orig det. p. meridionale - Ylabeled from j. h. e. ntebooks - says "margin of small pond, dunes betweengul||ver lake and lake michigan"] eHW      45.966032 2    Dune region between Gulliver Lake 4nd Lake Michigan  7^2            
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "4275", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "[BLH sheet of this no. orig det. P. meridionale - labeled from J. H. E. notebooks - says \"margin of small pond, dunes between Gulliver Lake and Lake Michigan\"]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Schoolcraft", "municipality": "", "locality": "Dune region between Gulliver Lake and Lake Michigan", "decimalLatitude": "45.966032", "decimalLongitude": "-86.023479", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}