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 MERKLE 257       G[` rosales    S#` Prunus   |p 1468397  Ehrh. +k;>  on us-3 rest stop near l$ahring rd., in sw gen. co.  zkB  GENESEE k      m Michigan   $x9Af 1970-07-15 UNITED STATES f   _FI[n Prunus serotina   8  ROACEAE     
{"catalogNumber": "1468397", "order": "Rosales", "family": "Rosaceae", "scientificName": "Prunus serotina", "scientificNameAuthorship": "Ehrh.", "genus": "Prunus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John Merkle", "recordNumber": "", "verbatimEventDate": "1970-07-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Genesee", "municipality": "", "locality": "On US-23 rest stop near Lahring Rd., in SW Gen. Co.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}