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": ""}
  @1` POALES  j# 1420214     U manhattan  phalaris c   s.n. +XiI     1918-05-31 UNITED STATES _39n     w. a. kellerman mtXL6     phalaris arundinacea yY/    Poaceae < 2Oj      RILEY TE1$  
{"catalogNumber": "1420214", "order": "Poales", "family": "Poaceae", "scientificName": "Phalaris arundinacea", "scientificNameAuthorship": "", "genus": "Phalaris", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. A. Kellerman", "recordNumber": "s.n.", "verbatimEventDate": "1918-05-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Riley", "municipality": "", "locality": "Manhattan", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}