C3123121111331312121111331333132313331323113313331333132322331322132113231   >>    C312312111133131212111133133313231333132311331333133313232233132213211323   <<    C3123121111331312121111331333132313331323113313331333132322331322132113233   >>      C3123121111331312121111331333132313331323113313331333132322331322132113232   >>