C31232233133313221211113313331333132313331322121111331323331312333321   >>    C3123223313331322121111331333133313231333132212111133132333131233332   <<    C31232233133313221211113313331333132313331322121111331323331312333323   >>      C31232233133313221211113313331333132313331322121111331323331312333322   >>