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": ""}
AMELANCHIER DiTj    d ROBERT W. SMITH  1502  ^n0N      0 Amelanghier laevis      L#c ALONG RAILROAD. -84.072564 mp  E. OF SAND CREEK HWY., S. OF M-34, MADISON TWP. q-2     j United States    laevis %qh5j   &!V-> Wiegand   Z(E 1986-05-01  
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Amelanchier laevis", "scientificNameAuthorship": "Wiegand", "genus": "Amelanchier", "subgenus": "", "specificEpithet": "laevis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "1502", "verbatimEventDate": "1986-05-01", "habitat": "Along railroad.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "E. of Sand Creek Hwy., S. of M-34, Madison Twp.", "decimalLatitude": "", "decimalLongitude": "-84.072564", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}