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": ""}
MAXIMILIAN G. DUMAN  Gtm   xa 70-644    1& Cyperaceae   Carex zM         -136.45 =?   wahlenb. +  yukon crossing, below rink rapids on the yukon river. M_a]*        #8 Poales  lfI;9 62.35  Yukonr Territory P[&  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Wahlenb.", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Maximilian G. Duman", "recordNumber": "70-644", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Yukon Territory", "county": "", "municipality": "", "locality": "Yukon Crossing, below Rink Rapids on the Yukon River.", "decimalLatitude": "62.35", "decimalLongitude": "-136.45", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}