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": ""}
muhlenbergia !S    3o$ Rogers McVaugh  poaceae R  contact um herbarium %a     hitchc. o         *Gps MUHLENBERGIA MACROTIS  POALES Ou       p`=%N 19698  k 1124559  E:kI 1960-09-30  &+U macrotis 
{"catalogNumber": "1124559", "order": "Poales", "family": "Poaceae", "scientificName": "Muhlenbergia macrotis", "scientificNameAuthorship": "Hitchc.", "genus": "Muhlenbergia", "subgenus": "", "specificEpithet": "macrotis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Rogers McVaugh", "recordedBy": "", "recordNumber": "19698", "verbatimEventDate": "1960-09-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}