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": ""}
    j PIEDRA DEL SOL; 80 MI NW OF TEHUANTEPEC, ALONG ROUTE190  MALPIGHIALES eZ   megacanthus U    aG>u CNIDOSCOLUS MEGACANTHUS 1960-06-15 Q    B1 common, open sun, lo4m soil          ha ` 16.768  h  EUPHORBIACEAE    & breckon ex fern.casas 
{"catalogNumber": "", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Cnidoscolus megacanthus", "scientificNameAuthorship": "Breckon ex Fern.Casas", "genus": "", "subgenus": "", "specificEpithet": "megacanthus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1960-06-15", "habitat": "Common, open sun, loam soil", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Piedra del Sol; 80 mi NW of Tehuantepec, along route190", "decimalLatitude": "16.768", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}