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": ""}
 xEx+ UNITED STATES   POACEAE &M&@Y  (L.) HARVILL b   w POALES Contact UM Herbarium ?t&      6M  dichanthelium 1441641 p             Me70 PENNSYLVANIA   zT LATIFLIUM  E? James K. Bissell, Charles Bier & Beverly Danielson   u JKB:1989:138
{"catalogNumber": "1441641", "order": "Poales", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "(L.) Harvill", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "latifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "James K. Bissell, Charles Bier & Beverly Danielson", "recordNumber": "JKB:1989:138", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Pennsylvania", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}