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": ""}
  1666575 B  mã¼ll.arg. +5x   X Acalypha  0Qvf] borde del bosque, suelo fertil 15784 4   @ SK A. G. SCHULZ      communis @P   1966-12-27t o             K~^$ acalypha communZis  
{"catalogNumber": "1666575", "order": "", "family": "", "scientificName": "Acalypha communis", "scientificNameAuthorship": "M\u00c3\u00bcll.Arg.", "genus": "Acalypha", "subgenus": "", "specificEpithet": "communis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A. G. Schulz", "recordNumber": "15784", "verbatimEventDate": "1966-12-27", "habitat": "Borde del bosque, suelo fertil", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}