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": ""}
       eV&n 4237   'ANTHERS YELLOW 16' [AMER MID NAT 12:66 AS 2 SHEETS, ONE WITHOUT ORIGINA*L LABEL] V    V< 1916-06-25  <  i  PARKEDALE NEAR VIBUR. PUBES_CENS  n6 (Ehrh.) Medik.   Ru #Q 1005312    oliver a. farwell a        
{"catalogNumber": "1005312", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(Ehrh.) Medik.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "4237", "verbatimEventDate": "1916-06-25", "habitat": "", "occurrenceRemarks": "'Anthers yellow 16' [Amer Mid Nat 12:66 as 2 sheets, one without original label]", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Parkedale near Vibur. Pubescens", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}