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": ""}
18927 *v l  pond v   M: pm 1947-09-24 india  #iV   # difformis    X af Garhwa, Bihar Province  6 `u] cyperaceae       l+ POALES   Garhwa rU   ,^Ax l.     p+ 1489168 CYPERUS DIFFORMIS d   t   cyperus  y^:G Walter N. Koelz Jharkhand  w/k  
{"catalogNumber": "1489168", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus difformis", "scientificNameAuthorship": "L.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "difformis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "18927", "verbatimEventDate": "1947-09-24", "habitat": "Pond", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Jharkhand", "county": "Garhwa", "municipality": "", "locality": "Garhwa, Bihar Province", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}