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": ""}
   5N PETR H. RAVEN 38Â°07'30''N 90Â°40'30''W =@I@=  panicum >            VK! PANICUM DICHOTOMIFLORUM         ou3 United States  d!SH 6.5 MI (10.5 KM) W OF DESOTO   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Panicum dichotomiflorum", "scientificNameAuthorship": "", "genus": "Panicum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Peter H. Raven", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "6.5 mi (10.5 km) W of DeSoto", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "38\u00c2\u00b007'30''N 90\u00c2\u00b040'30''W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}