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": ""}
   POACEAE i9a2   Leoy H. Harvey &7W   muticus @1J&<      T TRIDENS    S 1131518  1939-06-18 Fgp   921 levq    CONTACT UM HERBARIUM 7   D^Vlq MEXICO poales `Wg       r7K tridens muticus  G (TORR.) NASH
{"catalogNumber": "1131518", "order": "Poales", "family": "Poaceae", "scientificName": "Tridens muticus", "scientificNameAuthorship": "(Torr.) Nash", "genus": "Tridens", "subgenus": "", "specificEpithet": "muticus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "LeRoy H. Harvey", "recordNumber": "921", "verbatimEventDate": "1939-06-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}