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": ""}
    2upu 4750    ACUMINATUM 0VE   c St. Francois  swl poales   dichanthelium acuminatum Ra1 E  L =aeA united states  i% POACEAE  =  18 3mi s of bonne terre along hwy 67  wQ< (sw.) g.oOuld & c. a. clark      6B(+ Dichanthelium  4~c 1983-06-16 1428742 l    ^I missouri s. l. hatch G 
{"catalogNumber": "1428742", "order": "Poales", "family": "Poaceae", "scientificName": "Dichanthelium acuminatum", "scientificNameAuthorship": "(Sw.) Gould & C. A. Clark", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "acuminatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "S. L. Hatch", "recordNumber": "4750", "verbatimEventDate": "1983-06-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "St. Francois", "municipality": "", "locality": "18 mi S of Bonne Terre along Hwy 67", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}