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": ""}
 (WHEELOCK) ROSEND., BUTTERS & LAKELA Ix        UNITED STATES zm   americana b/w  var. qnr    ;Nr Saxifragales   P7 v Heuchera   u`G?t s.n. ann arbor, E~    HIRSUTICAULIS nT@   A.J. Pieters wEC1   Elizabeth F. Wells ;kR-   )  6 Mich|gan   
{"catalogNumber": "", "order": "Saxifragales", "family": "", "scientificName": "", "scientificNameAuthorship": "(Wheelock) Rosend., Butters & Lakela", "genus": "Heuchera", "subgenus": "", "specificEpithet": "americana", "verbatimTaxonRank": "var.", "infraspecificEpithet": "hirsuticaulis", "identifiedBy": "Elizabeth F. Wells", "recordedBy": "A.J. Pieters", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Ann Arbor,", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}