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": ""}
a.a. [ann arbor] Z~LN  UNITED STATES Y   srES# 42.270872    jdlu high land   UE+ veronica arvensis      @ WASHTENAW   A|j 1240896 175 *  George B. Sudworth pAtZs    l. -     "blue" O =te      *qE7b VERONICA   1884-06-15 9 
{"catalogNumber": "1240896", "order": "", "family": "", "scientificName": "Veronica arvensis", "scientificNameAuthorship": "L.", "genus": "Veronica", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George B. Sudworth", "recordNumber": "175", "verbatimEventDate": "1884-06-15", "habitat": "high land", "occurrenceRemarks": "\"blue\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "A.A. [Ann Arbor]", "decimalLatitude": "42.270872", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}