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": ""}
1968-07-31 CRK  -86.65334 :j3        Delta      elvern f. tessene & michael r. mesler      michigan ,o _b      28 l  LAMIACEAE 8    .k)( clinopodium vulgare    RFuG] UNITED STATES   gP]k 1226237  e IN THE GRASSY OPEN AREA 
{"catalogNumber": "1226237", "order": "", "family": "Lamiaceae", "scientificName": "Clinopodium vulgare", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Melvern F. Tessene & Michael R. Mesler", "recordNumber": "28", "verbatimEventDate": "1968-07-31", "habitat": "In the grassy open area", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Delta", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-86.65334", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}