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": ""}
2450 =x:Lp  UNITED STATES  y7(>   L. P   /JjP -86.063308   J vulgaris William R. Overlease <(s.  otter creek cedar swamp. jW   michigan tP[  lamiales ^|[)      PZ:pJ 44.751403 lami4ceae  z]B  Prunella vulgari5 R4 f6  1227446 gO   ox prun3lla   "FREQUEINT." g, F    SaE^  1977-07-07  
{"catalogNumber": "1227446", "order": "Lamiales", "family": "Lamiaceae", "scientificName": "Prunella vulgaris", "scientificNameAuthorship": "L.", "genus": "Prunella", "subgenus": "", "specificEpithet": "vulgaris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William R. Overlease", "recordNumber": "2450", "verbatimEventDate": "1977-07-07", "habitat": "", "occurrenceRemarks": "\"Frequent.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Otter Creek Cedar Swamp.", "decimalLatitude": "44.751403", "decimalLongitude": "-86.063308", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}