C111113331333132322331333133313331323323131121133133313232233131331121   >>    C11111333133313232233133313331333132332313112113313331323223313133112   <<    C111113331333132322331333133313331323323131121133133313232233131331123   >>      C111113331333132322331333133313331323323131121133133313232233131331122   >>