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": ""}
   WJs c( 1406104  h 1850-06-17    G]gI ARRHENATHERUM arrhenatherum elatius      (L.) P. BEAUV. EX J. PRESL & C. PRESL 2a    Contact UM Herbarium .~.c   Poaceae  3/Vl    POALES S.Z  5.N. g  pennsylvania ]9J     !  united states thomas c. porter @   elatius I?=B 
{"catalogNumber": "1406104", "order": "Poales", "family": "Poaceae", "scientificName": "Arrhenatherum elatius", "scientificNameAuthorship": "(L.) P. Beauv. ex J. Presl & C. Presl", "genus": "Arrhenatherum", "subgenus": "", "specificEpithet": "elatius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thomas C. Porter", "recordNumber": "s.n.", "verbatimEventDate": "1850-06-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Pennsylvania", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}