C11122123231323131323131323132322331323331333132313331323111121   >>    C1112212323132313132313132313232233132333133313231333132311112   <<    C11122123231323131323131323132322331323331333132313331323111123   >>      C11122123231323131323131323132322331323331333132313331323111122   >>