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": ""}
13684 3Dn  Aeschynomene americana =P  Roadside ditches (f   x== EL CHILAQUE; TAPANATEPEC ALONG MEXICAN HWY 190; SOUTHERN END OF THE ISTHMUS OF 7EHUANTEPEC   5|Jl# americana  ; e oaxaca   G mexico   L. KN  D. E. Breedlove & Peter H. Raven     p 16.3632    7? san pedro tapanatepec  @D 122 1965-10-20 s^&  Fabales N      v.e. rudd   -94.1962 )>$bw   Ae5chynomene _6W)x 
{"catalogNumber": "", "order": "Fabales", "family": "", "scientificName": "Aeschynomene americana", "scientificNameAuthorship": "L.", "genus": "Aeschynomene", "subgenus": "", "specificEpithet": "americana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "V.E. Rudd", "recordedBy": "D. E. Breedlove & Peter H. Raven", "recordNumber": "13684", "verbatimEventDate": "1965-10-20", "habitat": "Roadside ditches", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Oaxaca", "county": "San Pedro Tapanatepec", "municipality": "", "locality": "El Chilaque; Tapanatepec along Mexican hwy 190; southern end of the Isthmus of Tehuantepec", "decimalLatitude": "16.3632", "decimalLongitude": "-94.1962", "verbatimCoordinates": "", "minimumElevationInMeters": "122", "maximumElevationInMeters": ""}