C121212231313232233131323223313231323132313331323132333132313233231   >>    C12121223131323223313132322331323132313231333132313233313231323323   <<    C121212231313232233131323223313231323132313331323132333132313233233   >>      C121212231313232233131323223313231323132313331323132333132313233232   >>