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": ""}
 E!   BETULLACEAE  N. SIDE OF PROUD LAKE.  _   1349624 D B;  8550 l5_2u     M.CM OAKLAND  united states !   ? Betula pumila B4      1 l. betula pumila O[5    42.575201 jj` V     v%;d -83.529605 warren h. wagner, jr. t z  michigan fF   Fagales # (v 
{"catalogNumber": "1349624", "order": "Fagales", "family": "Betulaceae", "scientificName": "Betula pumila", "scientificNameAuthorship": "L.", "genus": "Betula", "subgenus": "", "specificEpithet": "pumila", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Warren H. Wagner, Jr.", "recordNumber": "8550", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Oakland", "municipality": "", "locality": "N. side of Proud Lake.", "decimalLatitude": "42.575201", "decimalLongitude": "-83.529605", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}