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": ""}
   1970-06-18 f      N]W8 -83.6696   < United States        jz Aquifoliales  a ; VERTICILLATA       42.3229    R [AN UNDATED SKETCH MAP PROVIDED BY SYLVIA TAYLOR INDICATES A SMALL VER NAL POOL NEAR THE SOUTH ENTRANCE AT APPROX. THESE COORDINATES]  
{"catalogNumber": "", "order": "Aquifoliales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "verticillata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1970-06-18", "habitat": "", "occurrenceRemarks": "[An undated sketch map provided by Sylvia Taylor indicates a small vernal pool near the south entrance at approx. these coordinates]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.3229", "decimalLongitude": "-83.6696", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}