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": ""}
 4^w Salina Cruz  AGhirta  aSf mexico 1958-07-05 6) XO   v  -95.2278 robert merill ing zc<A     G las escolleras; tehuantepec; 4 km sw of salina cruz Euphorbia 1U    Oaxaca K.=.l      Euphorbia hirta  5 Malpighiales dry wooded area between ocean beach and lagoon, vegetation mainly of thornye leguminous shrubs and columnar cacti.      1157885 B V    Euphorbiaceae R   16.1621 41DH^F   (MpIb 379 
{"catalogNumber": "1157885", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia hirta", "scientificNameAuthorship": "", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "hirta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Merill King", "recordNumber": "379", "verbatimEventDate": "1958-07-05", "habitat": "Dry wooded area between ocean beach and lagoon, vegetation mainly of thorny leguminous shrubs and columnar cacti.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Oaxaca", "county": "Salina Cruz", "municipality": "", "locality": "Las Escolleras; Tehuantepec; 4 km SW of Salina Cruz", "decimalLatitude": "16.1621", "decimalLongitude": "-95.2278", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}