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": ""}
Vulpia myuros p.^  mexico 8 ^  POACEAE )    J MEXICO  &E 8405      Z zk: poales  &SL myuros  ^|9.[ 1286752  @r5 (L.) C. C. Gmel. contact um herbarium @S%VK  geo. b. hint0n 3MK     l 1935-10-28         VULPIA Ig  
{"catalogNumber": "1286752", "order": "Poales", "family": "Poaceae", "scientificName": "Vulpia myuros", "scientificNameAuthorship": "(L.) C. C. Gmel.", "genus": "Vulpia", "subgenus": "", "specificEpithet": "myuros", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Geo. B. Hinton", "recordNumber": "8405", "verbatimEventDate": "1935-10-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Mexico", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}