C22121233131323223313233313231133132333133313231333132333131121221   >>    C2212123313132322331323331323113313233313331323133313233313112122   <<    C22121233131323223313233313231133132333133313231333132333131121223   >>      C22121233131323223313233313231133132333133313231333132333131121222   >>