C31232233133313221211113313331333132233131133131133132313331123311   >>    C3123223313331322121111331333133313223313113313113313231333112331   <<    C31232233133313221211113313331333132233131133131133132313331123313   >>      C31232233133313221211113313331333132233131133131133132313331123312   >>