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": ""}
 @s J 1973-12-29    CN L. Williams & A. Molina R. centrosema pubescens 4=jH       u~U FABACEAE    42955 _ u     8u Benth. CONTACT UM HERBARIUM c#s~    kK3 Centrosema   = pubescens HONDURAS y   Fabales ucp:    y P.R. FANTZ 
{"catalogNumber": "", "order": "Fabales", "family": "Fabaceae", "scientificName": "Centrosema pubescens", "scientificNameAuthorship": "Benth.", "genus": "Centrosema", "subgenus": "", "specificEpithet": "pubescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P.R. Fantz", "recordedBy": "L. Williams & A. Molina R.", "recordNumber": "42955", "verbatimEventDate": "1973-12-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Honduras", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}