G1213231313132322331313232233132313233313232223132313232213231311321   >>    G121323131313232233131323223313231323331323222313231323221323131132   <<    G1213231313132322331313232233132313233313232223132313232213231311323   >>      G1213231313132322331313232233132313233313232223132313232213231311322   >>