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": ""}
 1339348 M67      z= Xu ASPARAGALES   [j.pO Michigan    xa-* Washtenaw  y3 1933-05-18 bolygonatum %  pubescens  ?N    rE 7K asparagaceae united states $I.  carl o. grassl aJk5     8 AeNN ARBOR, IN 5 MI. WOODS ON WEST LIBERTY8.  YZW (Willd.) Pursh  bK rw <5271    Polygonatum pubesce1ns U 
{"catalogNumber": "1339348", "order": "Asparagales", "family": "Asparagaceae", "scientificName": "Polygonatum pubescens", "scientificNameAuthorship": "(Willd.) Pursh", "genus": "Polygonatum", "subgenus": "", "specificEpithet": "pubescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "5271", "verbatimEventDate": "1933-05-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor, in 5 mi. woods on West Liberty.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}