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": ""}
 ) 1975-08-22   -^ EV 18.06667  EUPHORBIA !weB5  -97.05 B!~    b9L  Mexico    ^MI malpighales gradyi W   S?5M Thorn scrub with Acacia, Minosa, Ipomoea, Opuntia, Stenocereus, et al., o limestone.   Euphorbia gradyi b3G  OAXACA Q$@ex   4274v 8n23 bCOORDINATES APPROX. COMMON SHRUB 1-1.5 M HIGH Qx       EUPHORBIACEAE G     Uo s4 1303189
{"catalogNumber": "1303189", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia gradyi", "scientificNameAuthorship": "", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "gradyi", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1975-08-22", "habitat": "Thorn scrub with Acacia, Minosa, Ipomoea, Opuntia, Stenocereus, et al., on limestone.", "occurrenceRemarks": "Coordinates approx. Common shrub 1-1.5 m high.", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Oaxaca", "county": "", "municipality": "", "locality": "", "decimalLatitude": "18.06667", "decimalLongitude": "-97.05", "verbatimCoordinates": "", "minimumElevationInMeters": "823", "maximumElevationInMeters": ""}