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": ""}
   arrhenatherum elatius     fVVm 1926-06-26        :lN montgomery  pennsylvania ^Rh      / 1406101     5 contact um herbarium   MdPp9 Poales  ay7 (L.) P. Beauv. ex J. Presl & C. Presl Xr. r. dreisbach ,   8]4_ POACEAE 434 5_&R 
{"catalogNumber": "1406101", "order": "Poales", "family": "Poaceae", "scientificName": "Arrhenatherum elatius", "scientificNameAuthorship": "(L.) P. Beauv. ex J. Presl & C. Presl", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. R. Dreisbach", "recordNumber": "434", "verbatimEventDate": "1926-06-26", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Pennsylvania", "county": "Montgomery", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}