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": ""}
opuntia engelmannii var. lindheimeri fT   R Ep( along rt. 118 as it enters davis mts.  l. benson nM3W    pW LIMDHEIMERI (ENGELM.) PARFITT & PINKAVA h(   :h7V 618 united states KO     C8A Opuntia    Yf O  1644254   engelmannii fok     |hzo5 var.  cactaceae 2<09   ;f# TEXAS    
{"catalogNumber": "1644254", "order": "", "family": "Cactaceae", "scientificName": "Opuntia engelmannii var. lindheimeri", "scientificNameAuthorship": "(Engelm.) Parfitt & Pinkava", "genus": "Opuntia", "subgenus": "", "specificEpithet": "engelmannii", "verbatimTaxonRank": "var.", "infraspecificEpithet": "lindheimeri", "identifiedBy": "L. Benson", "recordedBy": "", "recordNumber": "618", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "", "municipality": "", "locality": "Along Rt. 118 as it enters Davis Mts.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}