C312322331333132212111133133313331323133313221211113313123131211   >>    C31232233133313221211113313331333132313331322121111331312313121   <<    C312322331333132212111133133313331323133313221211113313123131213   >>      C312322331333132212111133133313331323133313221211113313123131212   >>