C12321113113313223313132313231323331323331313231313331323221232311   >>    C1232111311331322331313231323132333132333131323131333132322123231   <<    C12321113113313223313132313231323331323331313231313331323221232313   >>      C12321113113313223313132313231323331323331313231313331323221232312   >>