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": ""}
 3vl2 UNITED STATES  PF Ypsilanti, POACEAE !S_  virgatum *Rv4?     poales My    h]Mt  -83.62111  ]Kqn PANICUM VIRGATUM  1922-08-09 XMU  6323 ~wqz    42.24417 0kl  l. l  michigan tHf?  panicum -l          h  washtenaw
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum virgatum", "scientificNameAuthorship": "L.", "genus": "Panicum", "subgenus": "", "specificEpithet": "virgatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "6323", "verbatimEventDate": "1922-08-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Ypsilanti,", "decimalLatitude": "42.24417", "decimalLongitude": "-83.62111", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}