block ~~~ minecraft:ladder

data ~~~ x ~~~ 4 ~~~ 5
data ~~~ x ~~~ 5 ~~~ 4

data ~~~ z ~~~ 2 ~~~ 3
data ~~~ z ~~~ 3 ~~~ 2

data ~~~ 90 ~~~ 2 ~~~ 5
data ~~~ 90 ~~~ 3 ~~~ 4
data ~~~ 90 ~~~ 4 ~~~ 2
data ~~~ 90 ~~~ 5 ~~~ 3

data ~~~ 180 ~~~ 2 ~~~ 3
data ~~~ 180 ~~~ 3 ~~~ 2
data ~~~ 180 ~~~ 4 ~~~ 5
data ~~~ 180 ~~~ 5 ~~~ 4

data ~~~ 270 ~~~ 2 ~~~ 4
data ~~~ 270 ~~~ 3 ~~~ 5
data ~~~ 270 ~~~ 4 ~~~ 3
data ~~~ 270 ~~~ 5 ~~~ 2