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": ""}
1920-08-20 P>@  5496 6^2  poaceae 7H ma  United States s6D  Edward G. Voss zfu=     Dichanthelium implicatum 4p(&     1308654  U8      V[blh sheet of this no. includes one similar small tuft of p. implicatum, but most is p. praecocius]  Oliver A. Farwell kLoD0   9x6 MICHIGAN       c St. Clair 42.6192 .NM   X   ALGONAC  (Scribn.) Kerg. Wav 
{"catalogNumber": "1308654", "order": "", "family": "Poaceae", "scientificName": "Dichanthelium implicatum", "scientificNameAuthorship": "(Scribn.) Kerg.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Oliver A. Farwell", "recordNumber": "5496", "verbatimEventDate": "1920-08-20", "habitat": "", "occurrenceRemarks": "[BLH sheet of this no. includes one similar small tuft of P. implicatum, but most is P. praecocius]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "St. Clair", "municipality": "", "locality": "Algonac", "decimalLatitude": "42.6192", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}