preferred_name: all-trans-3,4-didehydro-13,14-dihydroretinol + A <=> all-trans-3,4-didehydroretinol + AH2
preferred_name_lc: all-trans-3,4-didehydro-13,14-dihydroretinol + a <=> all-trans-3,4-didehydroretinol + ah2
label: all-trans-3,4-didehydro-13,14-dihydroretinol + A <=> all-trans-3,4-didehydroretinol + AH2
label_lc: all-trans-3,4-didehydro-13,14-dihydroretinol + a <=> all-trans-3,4-didehydroretinol + ah2