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": ""}
 (4UL 2604       Gx<eU amerpicana   1349794 s       q BETULACEAE  Mighigan Dbr  1929-07-06 f,   _ branch  I united state   -85.19466 8    `+e/D ROADSIDE.  
{"catalogNumber": "1349794", "order": "", "family": "Betulaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "americana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "2604", "verbatimEventDate": "1929-07-06", "habitat": "Roadside.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Branch", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-85.19466", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}