D1121323223313223313112132313231323132312323223313233313331323112111231   >>    D112132322331322331311213231323132313231232322331323331333132311211123   <<    D1121323223313223313112132313231323132312323223313233313331323112111233   >>      D1121323223313223313112132313231323132312323223313233313331323112111232   >>