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": ""}
 Y J muhlenbergia    m poaceae  Z2~m  microsperma POALES hb7[R     P.M. PETERSON  X~x   1 Mexico  K =ORd 1936-03-12    Muhlenbergia microsperma `u   5bgt 1124633 (dc.) trin. C     8299 ob$  Contact UM Herbarium ToEB      Jicp) DOROTHY B. WIGGINS
{"catalogNumber": "1124633", "order": "Poales", "family": "Poaceae", "scientificName": "Muhlenbergia microsperma", "scientificNameAuthorship": "(DC.) Trin.", "genus": "Muhlenbergia", "subgenus": "", "specificEpithet": "microsperma", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P.M. Peterson", "recordedBy": "Dorothy B. Wiggins", "recordNumber": "8299", "verbatimEventDate": "1936-03-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}