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": ""}
3418 Ec   W GUANGZHOU      I( 1918-09-24   @- Eragrostis cilianensis  < guangdong POALES B   E. D. Merrill Tbq^!  1706617 rrh)P     -]cr china     poaceae 1  Kwong Tung Province, Lin Dist.  2,e   Kr CILIANENSIS  ERAGROSTIS - E    bz  (ALL.) VIGNOLO EX JANCH.
{"catalogNumber": "1706617", "order": "Poales", "family": "Poaceae", "scientificName": "Eragrostis cilianensis", "scientificNameAuthorship": "(All.) Vignolo ex Janch.", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "cilianensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E. D. Merrill", "recordNumber": "3418", "verbatimEventDate": "1918-09-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "China", "stateProvince": "Guangdong", "county": "Guangzhou", "municipality": "", "locality": "Kwong Tung Province, Lin Dist.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}