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": ""}
  190O-01-23 f^V     R$Oj 4355  SCn$ POACEAE   Un~D` confinis    PUERTO RIO 1     GD_R A. ARTHUR HELLER  zWC Contact UM Herbarium   u>$: (Schult.) Hithc. & Chase       6.G ARUNDINLLA CONFINIS  ARUNDINELLA + qe[ 
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Arundinella confinis", "scientificNameAuthorship": "(Schult.) Hitchc. & Chase", "genus": "Arundinella", "subgenus": "", "specificEpithet": "confinis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A. Arthur Heller", "recordNumber": "4355", "verbatimEventDate": "1900-01-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Puerto Rico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}