N(6)-(D-psicosyl)-L-lysine => N(6)-(D-fructosyl)-L-lysine
n(6)-(d-psicosyl)-l-lysine => n(6)-(d-fructosyl)-l-lysine
N(6)-(D-psicosyl)-L-lysine => N(6)-(D-fructosyl)-L-lysine
n(6)-(d-psicosyl)-l-lysine => n(6)-(d-fructosyl)-l-lysine