preferred_name: N(6)-(D-fructosyl)-L-lysine(out) => N(6)-(D-fructosyl)-L-lysine(in)
preferred_name_lc: n(6)-(d-fructosyl)-l-lysine(out) => n(6)-(d-fructosyl)-l-lysine(in)
label: N(6)-(D-fructosyl)-L-lysine(out) => N(6)-(D-fructosyl)-L-lysine(in)
label_lc: n(6)-(d-fructosyl)-l-lysine(out) => n(6)-(d-fructosyl)-l-lysine(in)