I132313232233131333132223323132313231323132313223313231313232211211   >>    I13231323223313133313222332313231323132313231322331323131323221121   <<    I132313232233131333132223323132313231323132313223313231313232211213   >>      I132313232233131333132223323132313231323132313223313231313232211212   >>