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": ""}
42.5467 dRHb3    1915-09-11 YiRC-    7` Oakland  ? Asterales    MICHIGAN uyT   "Abundant." [invol. 3.8 mm. -LHS] &uP    Solidago speciosa var. speciosa My  1257640 pf1?  VAR.      speciosa N       @o& Cecil Billington  ;   speciosa   QL_ United States solidago  R  NEAR BIRMINGHAM, ,bNv 
{"catalogNumber": "1257640", "order": "Asterales", "family": "", "scientificName": "Solidago speciosa var. speciosa", "scientificNameAuthorship": "", "genus": "Solidago", "subgenus": "", "specificEpithet": "speciosa", "verbatimTaxonRank": "var.", "infraspecificEpithet": "speciosa", "identifiedBy": "", "recordedBy": "Cecil Billington", "recordNumber": "", "verbatimEventDate": "1915-09-11", "habitat": "", "occurrenceRemarks": "\"Abundant.\" [invol. 3.8 mm. -LHS]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Oakland", "municipality": "", "locality": "near Birmingham,", "decimalLatitude": "42.5467", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}