G12132313131323223313132322331323133313233313231333132312311211   >>    G1213231313132322331313232233132313331323331323133313231231121   <<    G12132313131323223313132322331323133313233313231333132312311213   >>      G12132313131323223313132322331323133313233313231333132312311212   >>