G13113313231323133313331333133313232233132313331323132333133322121   >>    G1311331323132313331333133313331323223313231333132313233313332212   <<    G13113313231323133313331333133313232233132313331323132333133322123   >>      G13113313231323133313331333133313232233132313331323132333133322122   >>