C31232233133313221211113313331333132313331322121111331333312233131   >>    C3123223313331322121111331333133313231333132212111133133331223313   <<    C31232233133313221211113313331333132313331322121111331333312233133   >>      C31232233133313221211113313331333132313331322121111331333312233132   >>