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": ""}
    ^ 1991-01-07 MORACEAE AzhPU  ROSALES fs     O mexico 1266846 =x  ficus obtusifolia PY|M,   ficus I2Tj_    q JALISCO   kunth .     ]$ A.C. Sanders    w.c. burger <O  10351 3kj?   G1Xp1 contact um herbarium  v obtusifolia
{"catalogNumber": "1266846", "order": "Rosales", "family": "Moraceae", "scientificName": "Ficus obtusifolia", "scientificNameAuthorship": "Kunth", "genus": "Ficus", "subgenus": "", "specificEpithet": "obtusifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "W.C. Burger", "recordedBy": "A.C. Sanders", "recordNumber": "10351", "verbatimEventDate": "1991-01-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Jalisco", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}