C31232233133313221211113313331333132313331322121111331333112221132211   >>    C3123223313331322121111331333133313231333132212111133133311222113221   <<    C31232233133313221211113313331333132313331322121111331333112221132213   >>      C31232233133313221211113313331333132313331322121111331333112221132212   >>