C22212323232133313113313331333132313331323132323131232322212112111   >>    C2221232323213331311331333133313231333132313232313123232221211211   <<    C22212323232133313113313331333132313331323132323131232322212112113   >>      C22212323232133313113313331333132313331323132323131232322212112112   >>