G12132313131323223313132322331323133313233313231333132313331212121   >>    G1213231313132322331313232233132313331323331323133313231333121212   <<    G12132313131323223313132322331323133313233313231333132313331212123   >>      G12132313131323223313132322331323133313233313231333132313331212122   >>