(2Z,4S,5R)-2-amino-4,5,6-trihydroxyhex-2-enoate = (4S,5R)-4,5,6-trihydroxy-2-iminohexanoate
(2z,4s,5r)-2-amino-4,5,6-trihydroxyhex-2-enoate = (4s,5r)-4,5,6-trihydroxy-2-iminohexanoate
(2Z,4S,5R)-2-amino-4,5,6-trihydroxyhex-2-enoate = (4S,5R)-4,5,6-trihydroxy-2-iminohexanoate
(2z,4s,5r)-2-amino-4,5,6-trihydroxyhex-2-enoate = (4s,5r)-4,5,6-trihydroxy-2-iminohexanoate