C22121233131323223313233313231133132333133313231333131133131231   >>    C2212123313132322331323331323113313233313331323133313113313123   <<    C22121233131323223313233313231133132333133313231333131133131233   >>      C22121233131323223313233313231133132333133313231333131133131232   >>