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": ""}
      Y:f UNIVERSITY OF MICHIGAN BOTANICAL GARDENS, DIXBORO RAD, 4.5 MILES NE OF ANN ARBOR. MATTHESON FIELD    h-6 aR           `x Vnite States     t8 Height 1.5 meters; Flowers white [A 1961 map of the UM Botanical Gardens indicates Matteson Field was N of the main entrance_. Coordinates for the center of the field are Lat.42.3041 Long. -83.6624.]       eA< v ericoides
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "ericoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "H-6", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Height 1.5 meters; Flowers white [A 1961 map of the UM Botanical Gardens indicates Matteson Field was N of the main entrance. Coordinates for the center of the field are Lat.42.3041 Long. -83.6624.]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "University of Michigan Botanical Gardens, Dixboro Road, 4.5 miles NE of Ann Arbor. Mattheson Field", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}