C3123121111331311213331333131133133313331333133313331333133313331323232332311   >>    C312312111133131121333133313113313331333133313331333133313331333132323233231   <<    C3123121111331311213331333131133133313331333133313331333133313331323232332313   >>      C3123121111331311213331333131133133313331333133313331333133313331323232332312   >>