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": ""}
   1902-09-16 CNR   crataegus populnea kx!U?  KENT RAL   _ 465650  139 sBQTh        grand rapids.     k]TD unpited states    #* "fruit with green end stamens -10 anthers purple'  L8td  Ernest J. Palm3r  MICHIGAN *    
{"catalogNumber": "1465650", "order": "", "family": "", "scientificName": "Crataegus populnea", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Ernest J. Palmer", "recordedBy": "", "recordNumber": "139", "verbatimEventDate": "1902-09-16", "habitat": "", "occurrenceRemarks": "\"Fruit with green end Stamens 5-10 Anthers purple'", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Kent", "municipality": "", "locality": "Grand Rapids.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}