Fk973

FR 66973

Ccris 6861

3,9-Epoxy-3H-azirino(2,3-C)(1)benzazocine-5-carboxaldehyde, 1-acetyl-7,9-bis(acetyloxy)-8-(((aminocarbonyl)oxy)methyl)-1,1A,2,8,9,9A-hexahydro-