122380-19-2 2,5-Piperazinedione, 3-hydroxy-1,4-dimethyl-6-((4-nitro-1H-indol-3-yl)methyl)-3-(phenylmethyl)-, (3R,6S)- 2,5-Piperazinedione, 3-hydroxy-1,4-dimethyl-6-((4-nitro-1H-indol-3-yl)methyl)-3-(phenylmethyl)-, (3R-trans)- Thaxtomin B Thaxtomine B