9,9'-di-cis-zeta-carotene + a quinone = 7,9,9'-tri-cis-neurosporene + a quinol
9,9'-di-cis-zeta-carotene + a quinone = 7,9,9'-tri-cis-neurosporene + a quinol
9,9'-di-cis-zeta-carotene + a quinone = 7,9,9'-tri-cis-neurosporene + a quinol
9,9'-di-cis-zeta-carotene + a quinone = 7,9,9'-tri-cis-neurosporene + a quinol