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": ""}
  Jf/n R. R. Track 41.611217 c      HUMISTRATA c:TA  UNITED STATES ?0ih     -87.38602 l u     indiana )  Euphorbiaceae b     F S.N.  Pz[^m engelm. ex a.  gray    1496121 |v  clarke 7Fg<  
{"catalogNumber": "1496121", "order": "", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "Engelm. ex A. Gray", "genus": "", "subgenus": "", "specificEpithet": "humistrata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "R. R. Track", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Indiana", "county": "", "municipality": "", "locality": "Clarke", "decimalLatitude": "41.611217", "decimalLongitude": "-87.38602", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}