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": ""}
    l t5s, r3w, section 15, 0.5 mi. n. of hastings lakeA rd. clearing starts 0.5 mi. e. of concord rd. about 90 km sw ofA ann arbor.           E alba        prenanthes alba O7a      occasional along railroad track clearing (tracks /now removed), pahrtly shaded.  I 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Prenanthes alba", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "alba", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "Occasional along railroad track clearing (tracks now removed), partly shaded.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "T5S, R3W, section 15, 0.5 mi. N. of Hastings Lake Rd. Clearing starts 0.5 mi. E. of Concord Rd. About 90 km SW of Ann Arbor.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}