(33R35S91R92R5SE)-5-(tert-b utyl)-1414-difluoro-47-dioxo-28 10-trioxa-6-aza-1(23)-quinoxalina -3(31)-pyrrolidina-9(12)-cyclopen tanacyclotetradecaphan-12-ene-3 5-carboxylic acid
1365970-48-4