D1122112312233231312323132322331311331323132321133131133132233221   >>    D112211231223323131232313232233131133132313232113313113313223322   <<    D1122112312233231312323132322331311331323132321133131133132233223   >>      D1122112312233231312323132322331311331323132321133131133132233222   >>