C111113331333132322331333133313331333132313331333133311212113313222311   >>    C11111333133313232233133313331333133313231333133313331121211331322231   <<    C111113331333132322331333133313331333132313331333133311212113313222313   >>      C111113331333132322331333133313331333132313331333133311212113313222312   >>