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": ""}
ivar tidestom & harley h. bartlett `Fq   6x, ^ subsp. 5188 C (  ALNUS 4q  INCANA W[z:  1911-08-20 i    eB & fagales alnus incana subsp. rugosa *    yJvF (Du Roi) R.T. Clausen 1435921 $       aE coWntact um herbarium  N 0v United States     Baltimore :     betulaceae    ,Jut rugosa maryland .M YD  
{"catalogNumber": "1435921", "order": "Fagales", "family": "Betulaceae", "scientificName": "Alnus incana subsp. rugosa", "scientificNameAuthorship": "(Du Roi) R.T. Clausen", "genus": "Alnus", "subgenus": "", "specificEpithet": "incana", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "rugosa", "identifiedBy": "", "recordedBy": "Ivar Tidestrom & Harley H. Bartlett", "recordNumber": "5188", "verbatimEventDate": "1911-08-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Maryland", "county": "Baltimore", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}