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": ""}
   14023P50 ,  1904-10-09 xu?)Y      polyphyllus b(      `:z[% Washington, D.C. SAND ROADSIDE DITCH y7/CK  2754  @  AGNES CHASE  -r   CYPERACEAE P J   Reno. L?   SCIRPUS   ,&     scirpus polyphyllus  MN VAHL  POALES mq 
{"catalogNumber": "1402350", "order": "Poales", "family": "Cyperaceae", "scientificName": "Scirpus polyphyllus", "scientificNameAuthorship": "Vahl", "genus": "Scirpus", "subgenus": "", "specificEpithet": "polyphyllus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Agnes Chase", "recordNumber": "2754", "verbatimEventDate": "1904-10-09", "habitat": "sand roadside ditch", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Washington, D.C.", "county": "", "municipality": "", "locality": "Reno.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}