D33211132313231333131333132233132213233313233313121111132323231   >>    D3321113231323133313133313223313221323331323331312111113232323   <<    D33211132313231333131333132233132213233313233313121111132323233   >>      D33211132313231333131333132233132213233313233313121111132323232   >>