C22232313223313232313231323132313132313231232313231323132213232211   >>    C2223231322331323231323132313231313231323123231323132313221323221   <<    C22232313223313232313231323132313132313231232313231323132213232213   >>      C22232313223313232313231323132313132313231232313231323132213232212   >>