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": ""}
 B7 Mexico    ROGERS MCVAUGH & WALTER N. KOELZ rDb  agrestzis KU7]  (mart. ex choisy) meisn. b,    Solanales <OK  Convolvulaceae 5s:M   Fc jacquemontia  Jacquemontia agrestis SZC     1959-11-12 Yy  130053 ~N#           VZ aQ K. Robertson
{"catalogNumber": "1300534", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "Jacquemontia agrestis", "scientificNameAuthorship": "(Mart. ex Choisy) Meisn.", "genus": "Jacquemontia", "subgenus": "", "specificEpithet": "agrestis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "K. Robertson", "recordedBy": "Rogers McVaugh & Walter N. Koelz", "recordNumber": "", "verbatimEventDate": "1959-11-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}