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": ""}
contact um herbarium [  xy  chenopodium QB   p 21   o KOOTENAY BOUNDARY   4_N British Columbia AMARANTHACEAE w*         # n 1437806    6 49.158333 l. G4   M 49â° 9.5' n, 118â° 27' w  Caryophyllales E  -118.45 r    
{"catalogNumber": "1437806", "order": "Caryophyllales", "family": "Amaranthaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Chenopodium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "21", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "British Columbia", "county": "Kootenay Boundary", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "49.158333", "decimalLongitude": "-118.45", "verbatimCoordinates": "49\u00c2\u00b0 9.5' N, 118\u00c2\u00b0 27' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}