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": ""}
       P?l SE 1/4 SE 1/4 SEC 28 T49N-R9W     DICHANTHELIUM SPRETVM  iE  -85.42815 6X     46.60838 -cP   F Michigan      +^BK (SCHULT.) FRECKMANN  td i poaceae   wj  diqchnthelium 
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Dichanthelium spretum", "scientificNameAuthorship": "(Schult.) Freckmann", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "SE 1/4 SE 1/4 Sec 28 T49N-R9W", "decimalLatitude": "46.60838", "decimalLongitude": "-85.42815", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}