C1111233133313231133133313331333133313231232313331311331311332311   >>    C111123313331323113313331333133313331323123231333131133131133231   <<    C1111233133313231133133313331333133313231232313331311331311332313   >>      C1111233133313231133133313331333133313231232313331311331311332312   >>