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": ""}
VAR. ZP3u  LANGSDORFII ;C.f    ?OFh2X CONTACT UM HERBARIUM  POACEAE V34E   244 0     42 GREENLAND walter koelz #  925-09-03 fb   2!k canadensis       R calamagrostis canadensis var. langsdorfii   d calamagrostis (link) inman XKQ    1408440 t     ]c Poales  
{"catalogNumber": "1408440", "order": "Poales", "family": "Poaceae", "scientificName": "Calamagrostis canadensis var. langsdorfii", "scientificNameAuthorship": "(Link) Inman", "genus": "Calamagrostis", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "langsdorfii", "identifiedBy": "", "recordedBy": "Walter Koelz", "recordNumber": "244", "verbatimEventDate": "1925-09-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Greenland", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}