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": ""}
oaxaca  A     $y 1958-07-07    Q5Ha 1154154   -%b mexico  @1xm euphorbia       EUPHORBIA HETEROPHYLLA 9      hterophylla ROBERT MERRILL KING C*   -95.2063 3  los mangos; 4 km ne of the city of tehu@antepec, along the pan american hwy routes 185 and 190 $O   Euphorbiaceae 1]    
{"catalogNumber": "1154154", "order": "", "family": "Euphorbiaceae", "scientificName": "Euphorbia heterophylla", "scientificNameAuthorship": "", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "heterophylla", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Merrill King", "recordNumber": "", "verbatimEventDate": "1958-07-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Oaxaca", "county": "", "municipality": "", "locality": "Los Mangos; 4 km NE of the city of Tehuantepec, along the Pan American hwy routes 185 and 190", "decimalLatitude": "", "decimalLongitude": "-95.2063", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}