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": ""}
 1966-10-13  3tw       (DC.2) TRIN. @H)7   Mexico 0  P.M PETERSON +=   ( POACEAE   MUHLENBERGIA MICROSPERMA D>m2e      a^54^ 1124613 muhlenbergia 5   IUv&C frank w. gould    O contact um herbarium 12160 G   B 9 MICROSPERMA Poales w8 l 
{"catalogNumber": "1124613", "order": "Poales", "family": "Poaceae", "scientificName": "Muhlenbergia microsperma", "scientificNameAuthorship": "(DC.) Trin.", "genus": "Muhlenbergia", "subgenus": "", "specificEpithet": "microsperma", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P.M. Peterson", "recordedBy": "Frank W. Gould", "recordNumber": "12160", "verbatimEventDate": "1966-10-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}