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": ""}
   n  Piper near mendocino city, california, within one mile of the seacoast. 4         1U juncus  DU^ very common.      1866-05-12 ?` a  Poales  E5   california Qg       t juncaceae S.N. V |  
{"catalogNumber": "", "order": "Poales", "family": "Juncaceae", "scientificName": "", "scientificNameAuthorship": "Piper", "genus": "Juncus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1866-05-12", "habitat": "", "occurrenceRemarks": "Very common.", "associatedTaxa": "", "country": "", "stateProvince": "California", "county": "", "municipality": "", "locality": "Near Mendocino City, California, within one mile of the seacoast.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}