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": ""}
40.38.43N, 104.44.30W ;kWkv  Weld hvg      COLORADO  =Onz  200-08-18 W H!     n@ 1431467  (L.) P. BEAUV. Y   =U, ECHINOCHLOA    Robert Merrill King, Robert M. Garvey N) #X   crus-galli 42 7      g KBO United States     
{"catalogNumber": "1431467", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(L.) P. Beauv.", "genus": "Echinochloa", "subgenus": "", "specificEpithet": "crus-galli", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Merrill King, Robert M. Garvey", "recordNumber": "", "verbatimEventDate": "2004-08-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Colorado", "county": "Weld", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "40.38.43N, 104.44.30W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}