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": ""}
  MT 152   jum Jason R:. Swallen  B Sonora  Pennisetum karwinskyi P   SCHRADER xRY/    juchica; 12 mi w of navojoa, cerro de bayajori CC   ,   7955  K VOLCANIC CERRO SLOPE, THORN FORET. BUCH GRASS ON CLIFF ONLY  kaurwinskyi -    2r: mexico HOWARD S. GENTRY8M+rF  pennis3tum    %7 Poales   vf> 1948-04-11   n ,  27.0833  *  (| 1119569 -109.636 |  ?Poaceae K. x  
{"catalogNumber": "1119569", "order": "Poales", "family": "Poaceae", "scientificName": "Pennisetum karwinskyi", "scientificNameAuthorship": "Schrader", "genus": "Pennisetum", "subgenus": "", "specificEpithet": "karwinskyi", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Jason R. Swallen", "recordedBy": "Howard S. Gentry", "recordNumber": "7955", "verbatimEventDate": "1948-04-11", "habitat": "Volcanic cerro slope, thorn forest. Buch grass on cliff only", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Sonora", "county": "", "municipality": "", "locality": "Juchica; 12 mi W of Navojoa, Cerro de Bayajori", "decimalLatitude": "27.0833", "decimalLongitude": "-109.636", "verbatimCoordinates": "", "minimumElevationInMeters": "152", "maximumElevationInMeters": ""}