preferred_name: (2S,6S)-2,6-diaminoheptanedioate <=> meso-2,6-diaminoheptanedioate
preferred_name_lc: (2s,6s)-2,6-diaminoheptanedioate <=> meso-2,6-diaminoheptanedioate
label: (2S,6S)-2,6-diaminoheptanedioate <=> meso-2,6-diaminoheptanedioate
label_lc: (2s,6s)-2,6-diaminoheptanedioate <=> meso-2,6-diaminoheptanedioate