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": ""}
     t L.   1951-09-18 1   th saccharum  V 3 1488368    43T east khasi hills  Saccharum spontaneum pP(&    poales S *G   28529 Hs i  POACEAE  0#%  Marsh *p?   P SPONTANEUM  1219 5 a    mawryngkneng !#> 
{"catalogNumber": "1488368", "order": "Poales", "family": "Poaceae", "scientificName": "Saccharum spontaneum", "scientificNameAuthorship": "L.", "genus": "Saccharum", "subgenus": "", "specificEpithet": "spontaneum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "28529", "verbatimEventDate": "1951-09-18", "habitat": "Marsh", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "East Khasi Hills", "municipality": "", "locality": "Mawryngkneng", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1219", "maximumElevationInMeters": ""}