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": ""}
1949-07-25 Ip+&G   SUBSP. U bD[    XZn w. k. w. baldwin  1740  (3n  Rubus  Jq   DIGBY 6    1461310     Yrm% ROSACEAE  , (MICHX.) FOCKE mark p. widrlechner  N:SQ     wT Contact UM Herbarium  48Y   nova scotia  efv acaulis  $kIm2 CANADA arYcticus  IYN~   ros ales e s_z   -(H RUBUS ARCTICUS SUBSP. ACAULIS  
{"catalogNumber": "1461310", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus arcticus subsp. acaulis", "scientificNameAuthorship": "(Michx.) Focke", "genus": "Rubus", "subgenus": "", "specificEpithet": "arcticus", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "acaulis", "identifiedBy": "Mark P. Widrlechner", "recordedBy": "W. K. W. Baldwin", "recordNumber": "1740", "verbatimEventDate": "1949-07-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Nova Scotia", "county": "Digby", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}