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": ""}
   . :6M 1960-08-14  1124875 vo  (Kunth) Trin. lz.      POACEAE  1     quadridentata O @   MUHLENBERGIA QUADRDENTATA XE;gP   contact um herbarium U-vGO     =>jx POALES     c@ 0t 929 h. iltis & r. koeppen  1j  
{"catalogNumber": "1124875", "order": "Poales", "family": "Poaceae", "scientificName": "Muhlenbergia quadridentata", "scientificNameAuthorship": "(Kunth) Trin.", "genus": "", "subgenus": "", "specificEpithet": "quadridentata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H. Iltis & R. Koeppen", "recordNumber": "929", "verbatimEventDate": "1960-08-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}