C3123223313331322121111331333131133133313331333131133132313331321   >>    C312322331333132212111133133313113313331333133313113313231333132   <<    C3123223313331322121111331333131133133313331333131133132313331323   >>      C3123223313331322121111331333131133133313331333131133132313331322   >>