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": ""}
   mexico i   13777 1FU     iSkB4 crotalaria polyphylla       1952-10-23 7~ da     @ d<& Crotalaria  SOL DE ORO; 7-8 MI NW OF LOS VOLCANES, SIERRA DE LA CAMPANA, ALONG ROAD TO MASCOTA )i    mascota ISm    
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Crotalaria polyphylla", "scientificNameAuthorship": "", "genus": "Crotalaria", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "13777", "verbatimEventDate": "1952-10-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "Mascota", "municipality": "", "locality": "Sol de Oro; 7-8 mi NW of Los Volcanes, Sierra de la Campana, along road to Mascota", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}