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": ""}
      _  thakur rup chand  ISCHAEMUM HIRTUM Pg    meadow <g0   ischaemum 44<T    East Khasi Hills :M/  2123 j   1488003 /!   ?4 INDIA  hirtum  /Kc  poaceae & 0:>  1219 MT4    26[N Hack.  poales t]     1949-08-31 3`  
{"catalogNumber": "1488003", "order": "Poales", "family": "Poaceae", "scientificName": "Ischaemum hirtum", "scientificNameAuthorship": "Hack.", "genus": "Ischaemum", "subgenus": "", "specificEpithet": "hirtum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thakur Rup Chand", "recordNumber": "2123", "verbatimEventDate": "1949-08-31", "habitat": "Meadow", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "", "county": "East Khasi Hills", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1219", "maximumElevationInMeters": ""}