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": ""}
N1/2 sec. 22, T15N, R8E,  ca. 4 mi. NW of Unionville. D        =- 1250776  7i!@m UNITED STATES  ASTERALES R        [f  (l.) g. l. nesom    +xJ symbhyotrichum ericoides       <! TUSCOLA  EDWARDiG. VOSS n6      p ASTERACEAE  
{"catalogNumber": "1250776", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum ericoides", "scientificNameAuthorship": "(L.) G. L. Nesom", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Tuscola", "municipality": "", "locality": "N1/2 sec. 22, T15N, R8E, ca. 4 mi. NW of Unionville.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}