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": ""}
 l roxana s. ferris  a 1920  Z 1406821     J   l HIRSUTA  summit of 1st ridge ne of jun(iper canyon. chisos mts. 8E     j7 Y brewster   Rh BOUTELOUA 1921-07-15 Thp           Z< 4 UNITED STATES    co POACEAE 
{"catalogNumber": "1406821", "order": "", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Bouteloua", "subgenus": "", "specificEpithet": "hirsuta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Roxana S. Ferris", "recordNumber": "", "verbatimEventDate": "1921-07-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Brewster", "municipality": "", "locality": "Summit of 1st ridge NE of Juniper Canyon. Chisos Mts.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1920", "maximumElevationInMeters": ""}