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": ""}
 Aster4les R^2H  IN WEEDY PATCHES ALONG DIRT ROADS ` $m@  MICHIGAN V  Asteraceae aoL     1957-07-20     8438b2   r@aB W. H. Wagner   Munising, at Munising Falls, with A. coronopif@olia and A. art3misiifolia. 8m co  warren h. wagner, jr. G        EK<G ALGER 1249649 xaH     Ambrosia Ã intergradiens *r     UNITED STATES PM 
{"catalogNumber": "1249649", "order": "Asterales", "family": "Asteraceae", "scientificName": "Ambrosia \u00c3\u0097 intergradiens", "scientificNameAuthorship": "W. H. Wagner", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Warren H. Wagner, Jr.", "recordNumber": "8438b2", "verbatimEventDate": "1957-07-20", "habitat": "in weedy patches along dirt roads", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alger", "municipality": "", "locality": "Munising, at Munising Falls, with A. coronopifolia and A. artemisiifolia.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}