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": ""}
-83.756928 uj?<y       Q 42.301416  Ii 1309976   Michigan  yS  Populus 8!Y=l   VBr  Washtenaw near cascade glen. :   burton v. barnes A 74     8LZ MALPIGHIALES         / GRANDIDENTTA  M m Populus grandioentata  MICHX. f)   $4 CARL O. GRASSL
{"catalogNumber": "1309976", "order": "Malpighiales", "family": "", "scientificName": "Populus grandidentata", "scientificNameAuthorship": "Michx.", "genus": "Populus", "subgenus": "", "specificEpithet": "grandidentata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Burton V. Barnes", "recordedBy": "Carl O. Grassl", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Near Cascade Glen.", "decimalLatitude": "42.301416", "decimalLongitude": "-83.756928", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}