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": ""}
   _$ chahar mahal and bakhtiari  y4S CYPERACEAE I/RAN ?a3     t9 2438  vOQ1< gahar, province of bakhtiari   <` X Poales CAREX v` X      %( Caarex flava 1489008 ]dw,  L. rt5 <   Sprin`g meadow kU    ~1 no data  VY6 17947  1941-05-31 Cfb   FLAV4 ,h$n  WALTER N. KOELZ [` 
{"catalogNumber": "1489008", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex flava", "scientificNameAuthorship": "L.", "genus": "Carex", "subgenus": "", "specificEpithet": "flava", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "17947", "verbatimEventDate": "1941-05-31", "habitat": "Spring meadow", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Iran", "stateProvince": "Chahar Mahaal and Bakhtiari", "county": "no data", "municipality": "", "locality": "Gahar, Province of Bakhtiari", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "2438", "maximumElevationInMeters": ""}