12H-8,11a-(iminomethano)-1aH,7H-(1,2,4)dithiazepino(4,3-b)oxireno(e)(1,2)benzoxazine-7,13-dione, 4,4a,8,9-tetrahydro-4-hydroxy-9-(2-hydroxy-3,4-dimethoxyphenyl)-14-methyl-, (1aS-(1aalpha,4beta,4abeta,8alpha,9beta,11aalpha,12R*))-
12h-8,11a-(iminomethano)-1ah,7h-(1,2,4)dithiazepino(4,3-b)oxireno(e)(1,2)benzoxazine-7,13-dione, 4,4a,8,9-tetrahydro-4-hydroxy-9-(2-hydroxy-3,4-dimethoxyphenyl)-14-methyl-, (1as-(1aalpha,4beta,4abeta,8alpha,9beta,11aalpha,12r*))-