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": ""}
 Dpg michigan 1951-07-14 f SB   Bass Lake, 1 mile southwest of Lakeland (4 mles east of Pinckney).  uK #  UNITED STATES i     , harley h. bartlett  oAdz 1341334   r 42.45415  LIVINGSTON Hpm.Y     T?z, L.    P: -83.86186   c( betulaceae  F pumila   ;s  Betula pumila agales 7/hl7   ` [ S.N.    = Betula
{"catalogNumber": "1341334", "order": "Fagales", "family": "Betulaceae", "scientificName": "Betula pumila", "scientificNameAuthorship": "L.", "genus": "Betula", "subgenus": "", "specificEpithet": "pumila", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Harley H. Bartlett", "recordNumber": "s.n.", "verbatimEventDate": "1951-07-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Livingston", "municipality": "", "locality": "Bass Lake, 1 mile southwest of Lakeland (4 miles east of Pinckney).", "decimalLatitude": "42.45415", "decimalLongitude": "-83.86186", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}