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. Mg@   0=tOB POALES  Y J CAREX DEWEYANA VAR.h COLLECTANEA   InbW 1905-07-12   9 vj deweyana Carex O4         *p5fernald  - CYPERACEAE  Canada /s  quebec mwan   k4yz  1210029   ^6N93 ALLUVIAL WOODS Grand Cascapedia River J0/  ROBERT F.C. NACZI &>X<(0    
{"catalogNumber": "1210029", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex deweyana var. collectanea", "scientificNameAuthorship": "Fernald", "genus": "Carex", "subgenus": "", "specificEpithet": "deweyana", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "Robert F.C. Naczi", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1905-07-12", "habitat": "Alluvial woods", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Quebec", "county": "", "municipality": "", "locality": "Grand Cascapedia River", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}