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": ""}
   1883-02-11 yO`   /u 303   Mexico Y       _@ C. DC. de fortin nom-vern cordoncillo 2UT_     S piper oaxacanum   Piperaceae f*  oaxacanum V  1233351 RNk:D      PIPER tIw  
{"catalogNumber": "1233351", "order": "", "family": "Piperaceae", "scientificName": "Piper oaxacanum", "scientificNameAuthorship": "C. DC.", "genus": "Piper", "subgenus": "", "specificEpithet": "oaxacanum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "303", "verbatimEventDate": "1883-02-11", "habitat": "", "occurrenceRemarks": "de fortin nom-vern cordoncillo", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}