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": ""}
 1879 RN      RrBnj Caryophyllales (L.) Holub 3 D   L. STEARNS WQ 7t     1512915 8X .  River Rouge. LX@   hg POLYGONACEAE   9 -83.134368    ;-i  SCANDENS    B S.N.   Fallopia Bxq  falopia scandens +
{"catalogNumber": "1512915", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Fallopia scandens", "scientificNameAuthorship": "(L.) Holub", "genus": "Fallopia", "subgenus": "", "specificEpithet": "scandens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "L. Stearns", "recordNumber": "s.n.", "verbatimEventDate": "1879", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "River Rouge.", "decimalLatitude": "", "decimalLongitude": "-83.134368", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}