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": ""}
 PAqQ muhlenbergia   VE& Mexico    R; c J.R. eeder     POALES yOr    spB& 1124641         FX H@ (DC.) Trn. R. FELGER & D. VALDEZ ZAMUDIO  ^Ij   microsperma j7:    [t 1984-11-18   
{"catalogNumber": "1124641", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "(DC.) Trin.", "genus": "Muhlenbergia", "subgenus": "", "specificEpithet": "microsperma", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "J.R. Reeder", "recordedBy": "R. Felger & D. Valdez Zamudio", "recordNumber": "", "verbatimEventDate": "1984-11-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}