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": ""}
 whuY A. Gray  new hampshire LA    p CALAMAGROSTIS PICKERINGII  3K73R S.N.    W contact um herbarium  FREDERICK H. HORSFORD ^6u6Z      1878-08-17 q            _]J Grafton    smg pickeringii   dTh+P 1408675
{"catalogNumber": "1408675", "order": "", "family": "", "scientificName": "Calamagrostis pickeringii", "scientificNameAuthorship": "A. Gray", "genus": "", "subgenus": "", "specificEpithet": "pickeringii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick H. Horsford", "recordNumber": "s.n.", "verbatimEventDate": "1878-08-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "New Hampshire", "county": "Grafton", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}