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": ""}
    Mk< microcephalus      EbV colima   o 1539133  U OTOPAPPUS MICROCEPHALUS  Y in gorge of rio cihuatlan (maravasco), road to durazno, jal., near former site of bridge 13 miles north of santiago ROGERS MCVAUGH, WALTER N. KOELZ ?P     EgIus STEEP WOODED RAVINES IN GORGE OF RIVER; FOREST OF BROSIMUM, ACACIA HINDSII, BURSERA SIMARUBA  +G 1641   /oGG  Manzanillo  u3 Otopappus S.F.BLAKE +zD   I = Mexico    1959-12-10 ] _,   
{"catalogNumber": "1539133", "order": "", "family": "", "scientificName": "Otopappus microcephalus", "scientificNameAuthorship": "S.F.Blake", "genus": "Otopappus", "subgenus": "", "specificEpithet": "microcephalus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Rogers McVaugh, Walter N. Koelz", "recordNumber": "1641", "verbatimEventDate": "1959-12-10", "habitat": "Steep wooded ravines in gorge of river; forest of Brosimum, Acacia hindsii, Bursera simaruba", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Colima", "county": "Manzanillo", "municipality": "", "locality": "In gorge of Rio Cihuatlan (Maravasco), road to Durazno, Jal., near former site of bridge 13 miles north of Santiago", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}