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": ""}
1157903 c  mexico R   ( william c. steere EUPHORBIACEAE /  hirta T    $ chichã©n i7zã¡; chichen itzã¡  47 Euphorbia    In plaza ] ?   |6 Euphorbia hirta  L -88.5696  RDi 1932-06-&18     malpighiales @  1393 k5.   l. ;.   Nd2 YucatÃ¡n paul c. standley ?w :7  TINUM  ,g &     z`<M 20.6c757 
{"catalogNumber": "1157903", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia hirta", "scientificNameAuthorship": "L.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "hirta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Paul C. Standley", "recordedBy": "William C. Steere", "recordNumber": "1393", "verbatimEventDate": "1932-06-18", "habitat": "In plaza", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Yucat\u00c3\u00a1n", "county": "Tinum", "municipality": "", "locality": "Chich\u00c3\u00a9n Itz\u00c3\u00a1; Chichen Itz\u00c3\u00a1", "decimalLatitude": "20.6757", "decimalLongitude": "-88.5696", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}