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": ""}
  Phyllanthus c   & Robert L. Wilbur  7 xa 21867   y1(v MALPIGHIALES     phyllanthus acuminatus BY#X    g. l. webster & k. i. mill&er u    PHYLLANTHACEAE u)    - Vahl acuminatus Hrp#        YR COSTA RICA 
{"catalogNumber": "", "order": "Malpighiales", "family": "Phyllanthaceae", "scientificName": "Phyllanthus acuminatus", "scientificNameAuthorship": "Vahl", "genus": "Phyllanthus", "subgenus": "", "specificEpithet": "acuminatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "G. L. Webster & K. I. Miller", "recordedBy": "Robert L. Wilbur", "recordNumber": "21867", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Costa Rica", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}