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": ""}
 B  UNIVERSITY OF MICHIGAN BOTANICAL GARDENS, DIXBORO SITE. 4.5 MI NORTHEAST OF ANN ARBOR, IN SINCLAIR BOG ALONG ROAD    SONCHUS ARVENSIS i<C9  ARVENSIS kr8>       x)p UNITED STATES      9 Anton A. Reznicek 1961-07-18 |s8<m  L. b@-     q -83.662835 SONCHUS MzT      
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Sonchus arvensis", "scientificNameAuthorship": "L.", "genus": "Sonchus", "subgenus": "", "specificEpithet": "arvensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1961-07-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "University of Michigan Botanical Gardens, Dixboro Site. 4.5 mi Northeast of Ann Arbor, in Sinclair Bog along road", "decimalLatitude": "", "decimalLongitude": "-83.662835", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}