C3123223313331322121111331333133313231333132212111112113323131211   >>    C312322331333132212111133133313331323133313221211111211332313121   <<    C3123223313331322121111331333133313231333132212111112113323131213   >>      C3123223313331322121111331333133313231333132212111112113323131212   >>