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": ""}
   km, (Desv.) Trin. ex Steud. Poales       EAST KHASI HILLS HVM   Roadside f     X >D  ATROVIRENS  1951-09-13 i3!  THAKUR RUP CHAND 6 Z+6      L$c  Eragrostis atrovirens Mawryngkneng u&R6    eragrotis  J M:    o1~ Poaceae   
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Eragrostis atrovirens", "scientificNameAuthorship": "(Desv.) Trin. ex Steud.", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "atrovirens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thakur Rup Chand", "recordNumber": "", "verbatimEventDate": "1951-09-13", "habitat": "Roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "East Khasi Hills", "municipality": "", "locality": "Mawryngkneng", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}