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": ""}
   /W$ Andropogon    Zeto4 2016-09-24 VIRGINICUS x   Y%S michigan      o WILLIAM S. MARTINUS     `8 In sandy soil in old field.  - 42.5469722  POALES     -86.1171944 z     k Andropogon virginicus  
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Andropogon virginicus", "scientificNameAuthorship": "", "genus": "Andropogon", "subgenus": "", "specificEpithet": "virginicus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William S. Martinus", "recordNumber": "", "verbatimEventDate": "2016-09-24", "habitat": "In sandy soil in old field.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.5469722", "decimalLongitude": "-86.1171944", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}