C22121333132313311211113313331333131133133313331333133313331311112131   >>    C2212133313231331121111331333133313113313331333133313331333131111213   <<    C22121333132313311211113313331333131133133313331333133313331311112133   >>      C22121333132313311211113313331333131133133313331333133313331311112132   >>