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": ""}
    >L2 United States       o~I!  1428895 Poaceae ,mR  dichanthelium clandestinum G  poales D+m x    clandestinum FaC(   lAr@ DICHANTHELIUM    i  lavaca    `VDS 5557 1939-06-29 ?    _1&  NEAR WILLIAMSBURG  4M texas w. a. silveus I7 
{"catalogNumber": "1428895", "order": "Poales", "family": "Poaceae", "scientificName": "Dichanthelium clandestinum", "scientificNameAuthorship": "", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "clandestinum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. A. Silveus", "recordNumber": "5557", "verbatimEventDate": "1939-06-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Lavaca", "municipality": "", "locality": "Near Williamsburg", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}