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": ""}
    1934-05-21    okV c.h. mueller & m.t. mueller    504 [ . *   [ & RANCHO FLORES; 15 MI SW OF PUEBLO GALEANA, SIERRA MADRE ORIENTAL, BELOW PABLILzLO Sisyrinchium GB6   Cham. & Schltdl. E   24.5448 21 0<  scaterred in oak scrvb  (    rZOad, Asparagales   ed&HF 1146292  P; + scabrum NUEVO LEON zO)?v  iridaceae |    v9G* -100.001  mezxico o   hmoDF GALENA
{"catalogNumber": "1146292", "order": "Asparagales", "family": "Iridaceae", "scientificName": "", "scientificNameAuthorship": "Cham. & Schltdl.", "genus": "Sisyrinchium", "subgenus": "", "specificEpithet": "scabrum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C.H. Mueller & M.T. Mueller", "recordNumber": "504", "verbatimEventDate": "1934-05-21", "habitat": "Scaterred in oak scrub", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Nuevo Leon", "county": "Galeana", "municipality": "", "locality": "Rancho Flores; 15 mi SW of Pueblo Galeana, Sierra Madre Oriental, below Pablillo", "decimalLatitude": "24.5448", "decimalLongitude": "-100.001", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}