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": ""}
asterale(s ,  185-07-09 S  S.N. nt7y      [ 2  united states Asteraceae ]4    =e3y 1538476    $/; ERIGERON MACRANTHUS   T GRPM 50126   7jp Nvtt.    77UId COLORADO emma j. cole 5    7OQ0l Erigeron     :P NACRANTHUS      
{"catalogNumber": "1538476", "order": "Asterales", "family": "Asteraceae", "scientificName": "Erigeron macranthus", "scientificNameAuthorship": "Nutt.", "genus": "Erigeron", "subgenus": "", "specificEpithet": "macranthus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Emma J. Cole", "recordNumber": "s.n.", "verbatimEventDate": "1895-07-09", "habitat": "", "occurrenceRemarks": "GRPM 50126", "associatedTaxa": "", "country": "United States", "stateProvince": "Colorado", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}