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": ""}
 ;. (l.) pers.       1705287 ^3:    K  no data    R USSR 1907-06-10 H.    D4CTYLON :i 6    _t s.n.  x CYNODON  H POACEAE   ^?6 no data provided on label of atalog no: 1705287   g. petunnikov @P   CYNODON DACTYLON v  
{"catalogNumber": "1705287", "order": "", "family": "Poaceae", "scientificName": "Cynodon dactylon", "scientificNameAuthorship": "(L.) Pers.", "genus": "Cynodon", "subgenus": "", "specificEpithet": "dactylon", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G. Petunnikov", "recordNumber": "s.n.", "verbatimEventDate": "1907-06-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "USSR", "stateProvince": "no data", "county": "", "municipality": "", "locality": "no data provided on label of catalog no: 1705287", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}