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": ""}
  x7q 4020   Esmeralda bzEQ   !H Chenopodium CARYOPHYLLALES C    &P6 CHENOWPODIUM ATROVIRENS     JAMES D. MOREFIELD i pWC   P E m CONTACT UM HERBARIUM Amaranthaceae ^0&     > United States    143787I8 q6  ydb.  gjV   ATROVIRENS A=   7-1E( Mevada
{"catalogNumber": "1437878", "order": "Caryophyllales", "family": "Amaranthaceae", "scientificName": "Chenopodium atrovirens", "scientificNameAuthorship": "Rydb.", "genus": "Chenopodium", "subgenus": "", "specificEpithet": "atrovirens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "James D. Morefield", "recordNumber": "4020", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Nevada", "county": "Esmeralda", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}