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": ""}
     V 30 EUPHOR^BIACEAE _BO    ND*[z El Pujal, Rio Tampaon valley roadside #z1   mqM -98.94069    1  21.84902  o 1939-07-21 hirta  f~       K euphorbia hirta   . &U@ L. 115F8003 B+   Ciudad Valles 3    4z ]B MXICO   G  MALPIGHIALES  ya euphorbia  j3 7538 
{"catalogNumber": "1158003", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia hirta", "scientificNameAuthorship": "L.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "hirta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "7538", "verbatimEventDate": "1939-07-21", "habitat": "roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "Ciudad Valles", "municipality": "", "locality": "El Pujal, Rio Tampaon valley", "decimalLatitude": "21.84902", "decimalLongitude": "-98.94069", "verbatimCoordinates": "", "minimumElevationInMeters": "30", "maximumElevationInMeters": ""}