C12121223131323223313132322331323132313231333132313132313222311   >>    C1212122313132322331313232233132313231323133313231313231322231   <<    C12121223131323223313132322331323132313231333132313132313222313   >>      C12121223131323223313132322331323132313231333132313132313222312   >>