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": ""}
 !/f 1131694  1960-11-23 lRf       vl, 21381      G ]B Contact UM Herbarium  c avenacea     scribn. & merr. bm<i  Tristachya avenacea  ^g     T.R. Soderstrom ! T  Tristachya tE;  mexico !   POALES _Z.<  
{"catalogNumber": "1131694", "order": "Poales", "family": "", "scientificName": "Tristachya avenacea", "scientificNameAuthorship": "Scribn. & Merr.", "genus": "Tristachya", "subgenus": "", "specificEpithet": "avenacea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "T.R. Soderstrom", "recordedBy": "", "recordNumber": "21381", "verbatimEventDate": "1960-11-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}