C111113331333132322331333133313331333132313121111331311212111133133323132211   >>    C11111333133313232233133313331333133313231312111133131121211113313332313221   <<    C111113331333132322331333133313331333132313121111331311212111133133323132213   >>      C111113331333132322331333133313331333132313121111331311212111133133323132212   >>