D331311321221323131323331323232132313232233131333132333133112121211   >>    D33131132122132313132333132323213231323223313133313233313311212121   <<    D331311321221323131323331323232132313232233131333132333133112121213   >>      D331311321221323131323331323232132313232233131333132333133112121212   >>