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": ""}
154 yEEh  l. 1 betula f  Betula pumila (    m 1951-09-07 edward g. voss Ns[    harley h. brtlett & charles d. richards 8+zqP  [RESEMBLES B. GLANDULOSA E.G.V] -B   72 betulaceae    |z|- roscommon   MICHIGAN TUtvV   &_ 1357818      p UNITED STATS     IJ tamarack swp bordering stream
{"catalogNumber": "1357818", "order": "", "family": "Betulaceae", "scientificName": "Betula pumila", "scientificNameAuthorship": "L.", "genus": "Betula", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Harley H. Bartlett & Charles D. Richards", "recordNumber": "154", "verbatimEventDate": "1951-09-07", "habitat": "Tamarack swamp bordering stream", "occurrenceRemarks": "[resembles B. glandulosa E.G.V]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Roscommon", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}