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": ""}
 l. arrowhead. +?        rcarex multicaulis R     Poales S.N.      |X L.H. BAILEY   QNp CYPERACEAE     i|VP 1929-06-17  FREDA DETMERS Ihu   carex @fL&;   8S California   I|i MULTICAULIS  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex multicaulis", "scientificNameAuthorship": "L.H. Bailey", "genus": "Carex", "subgenus": "", "specificEpithet": "multicaulis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Freda Detmers", "recordNumber": "s.n.", "verbatimEventDate": "1929-06-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "California", "county": "", "municipality": "", "locality": "L. Arrowhead.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}