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": ""}
eminens w           1948-09-28 gC1   poaceae n c #   & howard s. gentry  nUBMB mexico    Gr POALES  | F|r stipa  1131157 - O  S7ipa eminens |yru   CONTACT UM HERBARIUM #y   $ 7mo jason r. swallen  
{"catalogNumber": "1131157", "order": "Poales", "family": "Poaceae", "scientificName": "Stipa eminens", "scientificNameAuthorship": "", "genus": "Stipa", "subgenus": "", "specificEpithet": "eminens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Jason R. Swallen", "recordedBy": "Howard S. Gentry", "recordNumber": "", "verbatimEventDate": "1948-09-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}