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": ""}
 south of Elam rX&v    $ dichotomiflorum   W.| c. l. lundell 1418818      poales 1/B)    Dalla 7O   aK 1197r6  wRz*^ panicum dichotomiflorum      ] (: PANICUM  YX0W  1942-09-17    2>CQ$ Michx. TEXAS  KY>e    0 UNITED STATES 
{"catalogNumber": "1418818", "order": "Poales", "family": "", "scientificName": "Panicum dichotomiflorum", "scientificNameAuthorship": "Michx.", "genus": "Panicum", "subgenus": "", "specificEpithet": "dichotomiflorum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C. L. Lundell", "recordNumber": "11976", "verbatimEventDate": "1942-09-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Dallas", "municipality": "", "locality": "south of Elam", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}