preferred_name: all-trans-neurosporene + AH2 => all-trans-zeta-carotene + A
preferred_name_lc: all-trans-neurosporene + ah2 => all-trans-zeta-carotene + a
label: all-trans-neurosporene + AH2 => all-trans-zeta-carotene + A
label_lc: all-trans-neurosporene + ah2 => all-trans-zeta-carotene + a