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": ""}
     xCpy Michigan   h7=L= REEDS LAKE, GRAND RAPIDS   a UNITEDSTATES  #rx Q a.j. pieters     t?2 POTAMOGETON   jPv 1897-08-23  Qmt* 1281953    KENT j     $ POTAMOGETON ZOSTERIFORMIS   Y$N Fernald 
{"catalogNumber": "1281953", "order": "", "family": "", "scientificName": "Potamogeton zosteriformis", "scientificNameAuthorship": "Fernald", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A.J. Pieters", "recordNumber": "", "verbatimEventDate": "1897-08-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Kent", "municipality": "", "locality": "Reeds Lake, Grand Rapids", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}