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": ""}
united states ?5;   ( symphyotrichum ericoides va r. ericoides      ySB/S asteraceae ericoides 5au    4777a h    Asterales >n>  VAR. .u  42.49127 wb          Pe$`a wayne ericoides Y  1917-10-21 ^kq  Oliver A. Farwell *xrg, 
{"catalogNumber": "", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum ericoides var. ericoides", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "ericoides", "verbatimTaxonRank": "var.", "infraspecificEpithet": "ericoides", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "4777a", "verbatimEventDate": "1917-10-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Wayne", "municipality": "", "locality": "", "decimalLatitude": "42.49127", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}