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": ""}
      $I massachusetts  POACEAE v%<dA    4P: clandestinum   [ILLEGIBLE] RIVER RESERATION, MILTON :U+(E    uy9fj poales 1428845 NK,1  DICHANTHELIUM CLANDESTINUM %~ev     3PX 1907-07-14   (l.) gould %b  norolk q:i  H. H. Bartlett TW[_V   w6oon Dichanthelium 
{"catalogNumber": "1428845", "order": "Poales", "family": "Poaceae", "scientificName": "Dichanthelium clandestinum", "scientificNameAuthorship": "(L.) Gould", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "clandestinum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H. H. Bartlett", "recordNumber": "", "verbatimEventDate": "1907-07-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Massachusetts", "county": "Norfolk", "municipality": "", "locality": "[illegible] River Reservation, Milton", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}