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": ""}
  3g articulatus  @ ` west cambridge.  tO Poales  QT 1906-08-05 SUBSP. 29A)!   Harley H. Bartlett S~L  ARTICULATUS A[eFf    Q 516  +q5AZ United State5     JUNCUS ARTICULATUS SUBSP. ARTICULATUS R-    juncaceae  R     Massachusetts v.;   N3AR POND IN CLAY r75  
{"catalogNumber": "", "order": "Poales", "family": "Juncaceae", "scientificName": "Juncus articulatus subsp. articulatus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "articulatus", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "articulatus", "identifiedBy": "", "recordedBy": "Harley H. Bartlett", "recordNumber": "516", "verbatimEventDate": "1906-08-05", "habitat": "Near pond in clay", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Massachusetts", "county": "", "municipality": "", "locality": "West Cambridge.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}