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": ""}
1950-10-20 [  1703590 .[k  POALES K   arthraxon e<   g NO DATA  H HONDO (Thunb.) Makino H(s       t HISPIDUS Koshigaya in Musashi k:       HISPIDUS     154 U/    3#LG^ ARTHRAXON HISPIDS F. HISPIDUS   (3# poaceae    +e oN F. Japan ` rd  J. Ohwi pC7/   
{"catalogNumber": "1703590", "order": "Poales", "family": "Poaceae", "scientificName": "Arthraxon hispidus f. hispidus", "scientificNameAuthorship": "(Thunb.) Makino", "genus": "Arthraxon", "subgenus": "", "specificEpithet": "hispidus", "verbatimTaxonRank": "f.", "infraspecificEpithet": "hispidus", "identifiedBy": "", "recordedBy": "J. Ohwi", "recordNumber": "154", "verbatimEventDate": "1950-10-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Japan", "stateProvince": "Koshigaya in Musashi", "county": "no data", "municipality": "", "locality": "Hondo", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}