D12111132131133131333132233132311331323331323111133132312323231   >>    D1211113213113313133313223313231133132333132311113313231232323   <<    D12111132131133131333132233132311331323331323111133132312323233   >>      D12111132131133131333132233132311331323331323111133132312323232   >>