I132313232233131333132223323132313231323223313223313232233112331   >>    I13231323223313133313222332313231323132322331322331323223311233   <<    I132313232233131333132223323132313231323223313223313232233112333   >>      I132313232233131333132223323132313231323223313223313232233112332   >>