1-Oxa-2-azaspiro(4.5)deca-2,6,8-triene-3-carboxamide, N,N'-(2-oxo-1,4-butanediyl)bis(7,9-dibromo-10-hydroxy-8-methoxy-, (3(5'R*,10'S*),5alpha,10beta)-(+)- 11-Oxoaerothionin 73622-23-8