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": ""}
 503  Y  attenuata G+/3w  CUCURBITACEAE dro_  Cogn. l (    T8; CucurbiFtales   edward palmer A `3  1894-01 |     1239903 h >Ja    cayaponia attenuata Ri0 #    qsz_ Cayaponia    tRy= MEXICO   E guerrero  CONTACT UM HERBARIUM  YL 
{"catalogNumber": "1239903", "order": "Cucurbitales", "family": "Cucurbitaceae", "scientificName": "Cayaponia attenuata", "scientificNameAuthorship": "Cogn.", "genus": "Cayaponia", "subgenus": "", "specificEpithet": "attenuata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward Palmer", "recordNumber": "503", "verbatimEventDate": "1894-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Guerrero", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}