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": ""}
   V3^ piptatherum holciforme  kDj% POACEAE dry rubble slope < *i  1941-05-15 5* ;   t; 1488508    *8I 17602 HOLCIFFORME | !>  PIPTATHERUM 8/K       lorestan 45  Dorud r      N Roem. & Schult.   iran -n    
{"catalogNumber": "1488508", "order": "", "family": "Poaceae", "scientificName": "Piptatherum holciforme", "scientificNameAuthorship": "Roem. & Schult.", "genus": "Piptatherum", "subgenus": "", "specificEpithet": "holciforme", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "17602", "verbatimEventDate": "1941-05-15", "habitat": "Dry rubble slope", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Iran", "stateProvince": "Lorestan", "county": "Dorud", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}