C1212122313132322331323323132313231232313232233131323132313111311   >>    C121212231313232233132332313231323123231323223313132313231311131   <<    C1212122313132322331323323132313231232313232233131323132313111313   >>      C1212122313132322331323323132313231232313232233131323132313111312   >>