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": ""}
388 n5           e= n 1 of several trees; 65 ft tall & 20" dbh; low dry channel off hamlin lake; mixed forest   Z^ Z 44.0327      betula alleghaniensis A^ >;   Mason 1p        
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Betula alleghaniensis", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "388", "verbatimEventDate": "", "habitat": "1 of several trees; 65 ft tall & 20\" dbh; low dry channel off Hamlin Lake; mixed forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Mason", "municipality": "", "locality": "", "decimalLatitude": "44.0327", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}