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": ""}
6857 OC   Pw(k contact um herbarium compressus baw   :4B( Axonopuscompressus    PERCY H. GENTLE vA  POACEAE        Axonopus s$) 2    poales v.(M   Au# belize  p.beauv. PH ef    =Emo 1949-10-03   1117735 y C   
{"catalogNumber": "1117735", "order": "Poales", "family": "Poaceae", "scientificName": "Axonopus compressus", "scientificNameAuthorship": "P.Beauv.", "genus": "Axonopus", "subgenus": "", "specificEpithet": "compressus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Percy H. Gentle", "recordNumber": "6857", "verbatimEventDate": "1949-10-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Belize", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}