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": ""}
 gm:s  var.     highland park E   XGl -83.09889 1258351    Wayne :M8  ASTERACEAE T   Cecil Billington $        ?,_F MICHIGAN  XANTHIUM &        kxU (p. mil l.) torr. & a. gra     2P strumarium 
{"catalogNumber": "1258351", "order": "", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "(P. Mill.) Torr. & A. Gray", "genus": "Xanthium", "subgenus": "", "specificEpithet": "strumarium", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Cecil Billington", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Wayne", "municipality": "", "locality": "Highland Park", "decimalLatitude": "", "decimalLongitude": "-83.09889", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}