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": ""}
 ??  Piper   T william l. stern  l F 2184    c C3 calabarzon  4Up;5 1641895  Piper umbellatum P7   kS&d 396 Uicinity of Mud Spring 9   1963-11-04     UMBELLATUM = 0   l. L6-F         ] batangans or l4guna Piperaceae C[   sa, piperales  w/ ,] philippines
{"catalogNumber": "1641895", "order": "Piperales", "family": "Piperaceae", "scientificName": "Piper umbellatum", "scientificNameAuthorship": "L.", "genus": "Piper", "subgenus": "", "specificEpithet": "umbellatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William L. Stern", "recordNumber": "2184", "verbatimEventDate": "1963-11-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Philippines", "stateProvince": "Calabarzon", "county": "Batangas or Laguna", "municipality": "", "locality": "Vicinity of Mud Spring", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "396", "maximumElevationInMeters": ""}