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": ""}
1913-08-01 E   X EDWARD G. VOSS  V6 Fraxinus nigra     Q.77s A.J. PIETERS       -83.7283  R VC 42.2727    &1Im UNITED STATES (LOW WOODS) NH!AB   g 1174989  y8 WASHTENAW   BFx<3 Lamiales michigan hq w      nigra +b   oleaceae 6?f 
{"catalogNumber": "1174989", "order": "Lamiales", "family": "Oleaceae", "scientificName": "Fraxinus nigra", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "nigra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "A.J. Pieters", "recordNumber": "", "verbatimEventDate": "1913-08-01", "habitat": "(Low woods)", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "42.2727", "decimalLongitude": "-83.7283", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}