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": ""}
     1950-05-15 HMx    opuntia  wB   !i  United States  W lucas c. majure      ] 3 MI W OF ALLEGAN, SUMMIT OF BLUFFS ABOVE KALAMAZOO RIVER opuntia cespitosa  L!   11260 =    xEoG9 abundant; "plants proUstrate or nearly so"; [ited by benson 1982 p. 924]    *D Allegan CARYOPHYLLALES qx 9|  rogers mcvaugh dW%I#  
{"catalogNumber": "", "order": "Caryophyllales", "family": "", "scientificName": "Opuntia cespitosa", "scientificNameAuthorship": "", "genus": "Opuntia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Lucas C. Majure", "recordedBy": "Rogers McVaugh", "recordNumber": "11260", "verbatimEventDate": "1950-05-15", "habitat": "", "occurrenceRemarks": "abundant; \"plants prostrate or nearly so\"; [cited by Benson 1982 p. 924]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Allegan", "municipality": "", "locality": "3 mi W of Allegan, summit of bluffs above Kalamazoo River", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}