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": ""}
 A-3@  Pilea south of howe lake. C     LXdn/ MARQUETTE   46.887932 R   In black muck soil along two track road. /   NB 4PILEA    xt MICHIGAN    -87.949254 [B u     g->#c Don Henson   k lindl.     @ 1993-08-04
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Pilea", "scientificNameAuthorship": "Lindl.", "genus": "Pilea", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Don Henson", "recordNumber": "", "verbatimEventDate": "1993-08-04", "habitat": "In black muck soil along two track road.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Marquette", "municipality": "", "locality": "South of Howe Lake.", "decimalLatitude": "46.887932", "decimalLongitude": "-87.949254", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}