(1aS)-1,1aalpha,2,8,9,9aalpha-Hexahydro-3alpha,9alpha-epoxy-7-hydroxy-8alpha-(carbamoyloxymethyl)-9-acetoxy-3H-azirino[2,3-c][1]benzazocine-5-carbaldehyde

(1aS)-1,1aalpha,2,8,9,9aalpha-Hexahydro-3alpha,9alpha-epoxy-7-hydroxy-8alpha-(carbamoyloxymethyl)-9-acetoxy-3H-azirino[2,3-c][1]benzazocine-5-carbaldehyde