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CN III n. nucleus(Edinger-Westphal)
ventralspinothalamic tracts
MLF
medial geniculate body
Substantia nigra
corticopontine tracts
pyramidal tract(corticospinal)
cerebral aqueduct
mesencephalic n. CN V
superior colliculus
mesencephalic reticular formation
medial lemniscus
red nucleus
CN III
lateral spinothalamic tracts
corticopontine tracts