preferred_name: (2S,9S)-annullatin D + 2 AH2 => (2S,9S)-annullatin H + 2 A
preferred_name_lc: (2s,9s)-annullatin d + 2 ah2 => (2s,9s)-annullatin h + 2 a
label: (2S,9S)-annullatin D + 2 AH2 => (2S,9S)-annullatin H + 2 A
label_lc: (2s,9s)-annullatin d + 2 ah2 => (2s,9s)-annullatin h + 2 a