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": ""}
       Q7 pontederiaceae      1960-07-25 ^     ^ 19.25        -101.6666667 >  CHARLES N. HORN 7/ Pb    ht[Z H. Iltis & R. Koeppen 
{"catalogNumber": "", "order": "", "family": "Pontederiaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Charles N. Horn", "recordedBy": "H. Iltis & R. Koeppen", "recordNumber": "", "verbatimEventDate": "1960-07-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "19.25", "decimalLongitude": "-101.6666667", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}