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": ""}
  z hC poaceae  1935-07-|9 .%?vt   k 20.1188 JASON R. SWALLEN Xc9F   q|D -98.7298 pachuca de soto; pachuca a8J     36 -3 var.  4_RO avenaceum  ?w MEXICO  s.q HIDALGO  POALES nc     t 1121938 avenaceum srB>    D 2438  |- erioneuron avenaceum var. avenaceu+m   35225 Mk#    
{"catalogNumber": "1121938", "order": "Poales", "family": "Poaceae", "scientificName": "Erioneuron avenaceum var. avenaceum", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "avenaceum", "verbatimTaxonRank": "var.", "infraspecificEpithet": "avenaceum", "identifiedBy": "", "recordedBy": "Jason R. Swallen", "recordNumber": "35225", "verbatimEventDate": "1935-07-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Hidalgo", "county": "", "municipality": "", "locality": "Pachuca de Soto; Pachuca", "decimalLatitude": "20.1188", "decimalLongitude": "-98.7298", "verbatimCoordinates": "", "minimumElevationInMeters": "2438", "maximumElevationInMeters": ""}