英文名称
tert-butyl (3aS,4S,6R,6aR)-4-[(E)-1-cyano-2-[(2-ethoxy-2-oxoethyl)amino]ethenyl]-6-ethyl-2,2,3a-trimethyl-6,6a-dihydro-4H-[1,3]dioxolo[4,5-c]pyrrole-5-carboxylate;tert-butyl (3aS,4S,6R,6aR)-4-[(Z)-1-cyano-2-hydroxyethenyl]-6-ethyl-2,2,3a-trimethyl-6,6a-dihydro-4H-[1,3]dioxolo[4,5-c]pyrrole-5-carboxylate