1

putamen
2

hippocampus
3

thalamus
4

internal capsule
1

corpus callosum
2

caudate nucleus
3

insula (island of Reil)
4

mamillary body
1

insula (island of Reil)
2

caudate nucleus
3

fornix
4

anterior (frontal) horn of the lateral ventricle
5

corpus callosum
1

choroid plexus
2

pineal gland
3

lenticular (lentiform) nucleus
4

thalamus
5

internal capsule
6

septum pellucidum
1

cingulate gyrus
2

corpus callosum
3

cerebral peduncle (of the midbrain)
4

cuneate gyrus (cuneus)
5

pineal gland (of the epithalamus)