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": ""}
cyperaceae  AG]   1997-06-29 `77M     pewamo; n side of nickel plate rd., 1.2 mi w of hubbardstown rd. 0.2 mi w of maple river bridge; u  mich|gan m      ; floodplain foreMst. west side of flGoodplain on slope     a 29381  do vj sparganioides   steven r. hill tW*     CAREX SPARGANIOIDES ^Mx|    +8 united states 
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex sparganioides", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "sparganioides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Steven R. Hill", "recordNumber": "29381", "verbatimEventDate": "1997-06-29", "habitat": "floodplain forest. West side of floodplain on slope", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Pewamo; N side of Nickel Plate Rd., 1.2 mi W of Hubbardstown Rd. 0.2 mi W of Maple River bridge;", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}