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": ""}
    7=82 1481171  B-83.497104  15 43.703909 United States t  Growing from roadside embankment. Area appea rs to be flooded in sprimg. Currently dry. br&    fraxinus pennsylvanica kp   $Hx4 PENNSYLVANICA  p4A anton a. reznicek tree 7m tall, 30-40cm dbh. specimen male. collected mid-afternoon. -b_[      M lamiales  7 oleaceae  Os.] fraxinus 8 8Wj2/    ` Tuscola   =w^F MICHIGAN  20M E OF WISCOGGIN DRAIN. v 
{"catalogNumber": "1481171", "order": "Lamiales", "family": "Oleaceae", "scientificName": "Fraxinus pennsylvanica", "scientificNameAuthorship": "", "genus": "Fraxinus", "subgenus": "", "specificEpithet": "pennsylvanica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "8", "verbatimEventDate": "", "habitat": "Growing from roadside embankment. Area appears to be flooded in spring. Currently dry.", "occurrenceRemarks": "Tree 7m tall, 30-40cm DBH. Specimen male. Collected mid-afternoon.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Tuscola", "municipality": "", "locality": "20m E of Wiscoggin Drain.", "decimalLatitude": "43.703909", "decimalLongitude": "-83.497104", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}