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": ""}
  7a[ MEXICO 1950-07-10 nv    e. slopes of cerro prieto. about 20 airline mi. w. of7 otinapa  $   . FABACEAE James H. Maysilles ga   Durango Y16   =ad ASTRAGALUS        * dry, open, rocky, woodlands of oak, pinAe, and arbutus ASTRAGALUS PENNELLIANUS Fl5     v_ Fabales 1107118 X   h9K SEEN FREQUENTLY; SOMEWHAT SPREADING 2 TO 3 DM. HIGH; FLOWERS CREAM OR WHITE.   (0&S pennellianus  7354 Aa/I   Barneby ,gu 
{"catalogNumber": "1107118", "order": "Fabales", "family": "Fabaceae", "scientificName": "Astragalus pennellianus", "scientificNameAuthorship": "Barneby", "genus": "Astragalus", "subgenus": "", "specificEpithet": "pennellianus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "James H. Maysilles", "recordNumber": "7354", "verbatimEventDate": "1950-07-10", "habitat": "dry, open, rocky, woodlands of oak, pine, and Arbutus", "occurrenceRemarks": "Seen frequently; somewhat spreading 2 to 3 dm. high; flowers cream or white.", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Durango", "county": "", "municipality": "", "locality": "E. slopes of Cerro Prieto. About 20 airline mi. W. of Otinapa", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}