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": ""}
"ABUNDANT. SMALL TREE BUT BARK ROUGH AND FLAKY NEAR BASE." "BY C.S. SARGENT" @M&P$     T : betula BETULA ALLEGHANIENSIS +-    ALLEGHANIENSIS F    0m  united states   (9 46.405298 CHARLES K. DODGE n8    Fagales  . k          zI s Betulceae    
{"catalogNumber": "", "order": "Fagales", "family": "Betulaceae", "scientificName": "Betula alleghaniensis", "scientificNameAuthorship": "", "genus": "Betula", "subgenus": "", "specificEpithet": "alleghaniensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles K. Dodge", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Abundant. Small tree but bark rough and flaky near base.\" \"By C.S. Sargent\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "46.405298", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}