I12213331323133313221323132323132313232233132333131331121121211   >>    I1221333132313331322132313232313231323223313233313133112112121   <<    I12213331323133313221323132323132313232233132333131331121121213   >>      I12213331323133313221323132323132313232233132333131331121121212   >>