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 $lu blanch.   M rosales  P3>L S.N. C. E. FAYON RxUp B    massachusett8s ^q~a    ASCENDENS UOD#O  1909-07-19  S   9YU( Suffolk   HhT  United States   s Rubus  i7 1461353   _ZV e m. p. widrlechner    cdi7b Rubus ascendens Contact UM H@erbarium N]vs      ROSACEAE !DvZ 
{"catalogNumber": "1461353", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus ascendens", "scientificNameAuthorship": "Blanch.", "genus": "Rubus", "subgenus": "", "specificEpithet": "ascendens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. P. Widrlechner", "recordedBy": "C. E. Fayon", "recordNumber": "s.n.", "verbatimEventDate": "1909-07-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Massachusetts", "county": "Suffolk", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}