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": ""}
 _ MEXICO    zt  POACEAE       xD-g VAR.    & z`: POALES     1956-10-21 O*     1125295 $x     r%BSW Muhlenbergia  ;Z0 villiflora  oC Muhlenbergia villiflora var. villiflora  V? Jerzy Rzedowski VILLIFLORA  O]3 
{"catalogNumber": "1125295", "order": "Poales", "family": "Poaceae", "scientificName": "Muhlenbergia villiflora var. villiflora", "scientificNameAuthorship": "", "genus": "Muhlenbergia", "subgenus": "", "specificEpithet": "villiflora", "verbatimTaxonRank": "var.", "infraspecificEpithet": "villiflora", "identifiedBy": "", "recordedBy": "Jerzy Rzedowski", "recordNumber": "", "verbatimEventDate": "1956-10-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}