I132313232233131333132223323132313231323223313223313233313231323221111   >>    I13231323223313133313222332313231323132322331322331323331323132322111   <<    I132313232233131333132223323132313231323223313223313233313231323221113   >>      I132313232233131333132223323132313231323223313223313233313231323221112   >>