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": ""}
 Y7K 19.6762   a @GL 2743        ; 1941-07-08    euc ; 1146419 sisyrinchium g      .3cm -100.841   michoacan l^    oUS 18 KMEN ROUTE TO MORELIA FROM PUEBLA    
{"catalogNumber": "1146419", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Sisyrinchium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1941-07-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michoacan", "county": "", "municipality": "", "locality": "18 km en route to Morelia from Puebla", "decimalLatitude": "19.6762", "decimalLongitude": "-100.841", "verbatimCoordinates": "", "minimumElevationInMeters": "2743", "maximumElevationInMeters": ""}