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": ""}
 N0U charleston mts., cld creek Poales ?    C.gb 8269 ex. santa ana botanic garden flowering =o   1403888 *9 W+  mev4da D   J  United States j. r. swall=en ;?4OD    `! CLARK PERENNANS  +  -115.731629    AGROSTIS PERENNANS f,tN   Poaceae -rY  (walter) tuck. *   P*a 36.420369 1939-07-06 O;F0    A ira w. clokey   AGROSTIS ! OE   ?n  1850 damp soil by ditch. :PJtM 
{"catalogNumber": "1403888", "order": "Poales", "family": "Poaceae", "scientificName": "Agrostis perennans", "scientificNameAuthorship": "(Walter) Tuck.", "genus": "Agrostis", "subgenus": "", "specificEpithet": "perennans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "J. R. Swallen", "recordedBy": "Ira W. Clokey", "recordNumber": "8269", "verbatimEventDate": "1939-07-06", "habitat": "Damp soil by ditch.", "occurrenceRemarks": "Ex. Santa Ana Botanic Garden flowering", "associatedTaxa": "", "country": "United States", "stateProvince": "Nevada", "county": "Clark", "municipality": "", "locality": "Charleston Mts., Cold Creek", "decimalLatitude": "36.420369", "decimalLongitude": "-115.731629", "verbatimCoordinates": "", "minimumElevationInMeters": "1850", "maximumElevationInMeters": ""}