C22121233131323223313233313231133132333133313113313232222123231   >>    C2212123313132322331323331323113313233313331311331323222212323   <<    C22121233131323223313233313231133132333133313113313232222123233   >>      C22121233131323223313233313231133132333133313113313232222123232   >>