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": ""}
 ZRcc eragrostis lugens    6  POALES   +  RUPR.     L POAC3AE ERAGROSTIS A    @kP?@ Contact UM Herbarium  850 `   WILLIAM A-. SILVEUS ^   1932-11-25     s TEXAS    k 1413343  4n=G United States   2,=V LUGENS  
{"catalogNumber": "1413343", "order": "Poales", "family": "Poaceae", "scientificName": "Eragrostis lugens", "scientificNameAuthorship": "Rupr.", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "lugens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William A. Silveus", "recordNumber": "850", "verbatimEventDate": "1932-11-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}