C3123223313331322121111331333133313121111331323133313223131133133322231   >>    C312322331333132212111133133313331312111133132313331322313113313332223   <<    C3123223313331322121111331333133313121111331323133313223131133133322233   >>      C3123223313331322121111331333133313121111331323133313223131133133322232   >>