C11111333133313232233133313331333133313332322331333211232323323131   >>    C1111133313331323223313331333133313331333232233133321123232332313   <<    C11111333133313232233133313331333133313332322331333211232323323133   >>      C11111333133313232233133313331333133313332322331333211232323323132   >>