C111113331333132322331333133313331323323131121133133313331311331121121   >>    C11111333133313232233133313331333132332313112113313331333131133112112   <<    C111113331333132322331333133313331323323131121133133313331311331121123   >>      C111113331333132322331333133313331323323131121133133313331311331121122   >>