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": ""}
 21734 |      BEAVER DAM |tZ>      OW,a? t40n, r15w, sec 4     Zc. Leptohloa    poales 48ZV   subsp. 7/    poaceae  g-t    /JX| Leptochloa fuca subsp. fasciculris 
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Leptochloa fusca subsp. fascicularis", "scientificNameAuthorship": "", "genus": "Leptochloa", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "21734", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Beaver Dam", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "T40N, R15W, Sec 4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}