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": ""}
 JK y 1976-12-17 LAGENARIA 8] CC   MEXICO E/3   q cucurbitales    JENNIE V.A. DIETERLE m       P0hf, juan i. cal2ada      Y  2970    4#;4 siceraria      1270707  g@ 
{"catalogNumber": "1270707", "order": "Cucurbitales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Lagenaria", "subgenus": "", "specificEpithet": "siceraria", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Jennie V.A. Dieterle", "recordedBy": "Juan I. Calzada", "recordNumber": "2970", "verbatimEventDate": "1976-12-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}