C31232233133313221211113313331333132313331322121111121111113131231   >>    C3123223313331322121111331333133313231333132212111112111111313123   <<    C31232233133313221211113313331333132313331322121111121111113131233   >>      C31232233133313221211113313331333132313331322121111121111113131232   >>