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": ""}
 Muhlenbegia bj         m P$ poaceae california cFB7  filiformis /?v  (THURB. EX S. WATSON) RYDB. +|  s.n. KVf!       3_,|] poales   AGC 1929-06   r&X< UNITED STATES  frreda detmers 9i   9BYP< muhlenbergia filiformis  e contact um herbarium  .!/_ 1417649
{"catalogNumber": "1417649", "order": "Poales", "family": "Poaceae", "scientificName": "Muhlenbergia filiformis", "scientificNameAuthorship": "(Thurb. ex S. Watson) Rydb.", "genus": "Muhlenbergia", "subgenus": "", "specificEpithet": "filiformis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Freda Detmers", "recordNumber": "s.n.", "verbatimEventDate": "1929-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}