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": ""}
   U& Maa Oscura    3 Schltdl.  19.21764 b y   rKwU margareth sales  #n terreno plano, vegetaciÃ³n de bosque de encino REPENS /(::e  PLANTA HERBÃ¡CEA DE 1M DE ALTO; FLOR BLANQUECINA; FRUTO VERDE; HOJAS Y TALLO RASPOSOS; ESCASA w(Wog   o,|X  EUPHORBIACEAE  MALPIGHIALES 4/lMd   s5 60260  ?O3x Croton MEXICO Je- 3   u~ CROTON REPENS  o$i~ F. Venturla A.  B  S TOTUTLA 4580 X A   1971-11-26 2   -96.85392 Q      ^ Veracruz
{"catalogNumber": "1160260", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton repens", "scientificNameAuthorship": "Schltdl.", "genus": "Croton", "subgenus": "", "specificEpithet": "repens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Margareth Sales", "recordedBy": "F. Ventura A.", "recordNumber": "4580", "verbatimEventDate": "1971-11-26", "habitat": "terreno plano, vegetaci\u00c3\u00b3n de bosque de encino", "occurrenceRemarks": "planta herb\u00c3\u00a1cea de 1m de alto; flor blanquecina; fruto verde; hojas y tallo rasposos; escasa", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Veracruz", "county": "Totutla", "municipality": "", "locality": "Mata Oscura", "decimalLatitude": "19.21764", "decimalLongitude": "-96.85392", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}