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": ""}
 oakland L&2G.    M rb aiton   |x VIOLACEAE MALPIGHIALES j  1352910 9&]  s.n. b:#   viola sagittata E,sT/   dry sandy soil /+<  SAGITTATA F_H     H5 1916-05-13   rk$ VIOLA    Royal Oak Twp Wk#   Nm HARVEY E. BALLARD, JR. michigan Wh8  cecil billington N   united states `jy @ 
{"catalogNumber": "1352910", "order": "Malpighiales", "family": "Violaceae", "scientificName": "Viola sagittata", "scientificNameAuthorship": "Aiton", "genus": "Viola", "subgenus": "", "specificEpithet": "sagittata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Harvey E. Ballard, Jr.", "recordedBy": "Cecil Billington", "recordNumber": "s.n.", "verbatimEventDate": "1916-05-13", "habitat": "dry sandy soil", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Oakland", "municipality": "", "locality": "Royal Oak Twp", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}