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": ""}
7894 *pAa2     CUCURBITALE!S ;u       eS mexico     Tx cucurbita cordata  1947-11-24 uB  cordata o`B6`    XR 1270137   (8@/6 BAJA CALIFORNIA  e^+ R. Lira  CUCURBITA Sy  CUCURBITACEAE J  howard s. gentry ]   :uQ5I S.WATSON 
{"catalogNumber": "1270137", "order": "Cucurbitales", "family": "Cucurbitaceae", "scientificName": "Cucurbita cordata", "scientificNameAuthorship": "S.Watson", "genus": "Cucurbita", "subgenus": "", "specificEpithet": "cordata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "R. Lira", "recordedBy": "Howard S. Gentry", "recordNumber": "7894", "verbatimEventDate": "1947-11-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Baja California", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}