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% 1978-05-30    betulaceae 7v]6  United States > L?Y  fagales 8r?    VDLf 42.77038   y%G edward g. voss   Small tree in marly bog. ^-z    ON NW SIDE OF STEARNS LAKE, CA. 8 MI. NW OF HARTLAND. O51    zm ; Betula     Betula papyrifera ;]s 
{"catalogNumber": "", "order": "Fagales", "family": "Betulaceae", "scientificName": "Betula papyrifera", "scientificNameAuthorship": "", "genus": "Betula", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "", "verbatimEventDate": "1978-05-30", "habitat": "Small tree in marly bog.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "On NW side of Stearns Lake, ca. 8 mi. NW of Hartland.", "decimalLatitude": "42.77038", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}