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": ""}
 ob3 1971-11-19     poaceae *ko]      vulpia myuros    aoWu (L.) C. C. Gmel.  =V:r myuros  s 1286738      @L 615 jerzy rzed0wski &rogers mcvaugh 1   MEXICO PqW     D a6  VULPIA  N contact um herbarium     Michoacan  w poales 
{"catalogNumber": "1286738", "order": "Poales", "family": "Poaceae", "scientificName": "Vulpia myuros", "scientificNameAuthorship": "(L.) C. C. Gmel.", "genus": "Vulpia", "subgenus": "", "specificEpithet": "myuros", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jerzy Rzedowski & Rogers McVaugh", "recordNumber": "615", "verbatimEventDate": "1971-11-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Michoacan", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}