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": ""}
    mB Solidago rvgosa var. aspera  g7 Harley H. Bartlett   Qin$: solidago    1908-10-04 K8Dn(  bedford. cR      Middlesex       aspera ;     i3/0 1536      CNp (aiton) ternald
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Solidago rugosa var. aspera", "scientificNameAuthorship": "(Aiton) Fernald", "genus": "Solidago", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "aspera", "identifiedBy": "", "recordedBy": "Harley H. Bartlett", "recordNumber": "1536", "verbatimEventDate": "1908-10-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Middlesex", "municipality": "", "locality": "Bedford.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}