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. Ehlers X6_Z      pRK1) 42.291543  1473579 !.%e   ann arbor, cedar bend a !  677 mb-p  washtenaw d8T<q     AUREA F;G$     y*Hg (L.) W. D. J. Koch   ]h Clay hillsides   g Michigan  v ZIZIA AUREA 1918-05-20  & 74   
{"catalogNumber": "1473579", "order": "", "family": "", "scientificName": "Zizia aurea", "scientificNameAuthorship": "(L.) W. D. J. Koch", "genus": "", "subgenus": "", "specificEpithet": "aurea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "677", "verbatimEventDate": "1918-05-20", "habitat": "Clay hillsides", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor, Cedar Bend", "decimalLatitude": "42.291543", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}