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": ""}
Cynanchum /Xh_.  Gentianales A/&f;      ~Ta;d robyn j. burnham      C BLANDXUM    ,x# 1998-10-18 FLOODPLAIN FOREST. ![R      4  GROWING ON TOP OF TREES ALONG RIVER. PETALS BROWN STREAKED WITH YELLOW. SAME AS #1668. LATEX COPIOUS.      &8  K CYNANCHUM BLANDUM    
{"catalogNumber": "", "order": "Gentianales", "family": "", "scientificName": "Cynanchum blandum", "scientificNameAuthorship": "", "genus": "Cynanchum", "subgenus": "", "specificEpithet": "blandum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robyn J. Burnham", "recordNumber": "", "verbatimEventDate": "1998-10-18", "habitat": "Floodplain forest.", "occurrenceRemarks": "Growing on top of trees along river. Petals brown streaked with yellow. Same as #1668. Latex copious.", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}