C22121233131323223313233313231133132333133313113313231312313231   >>    C2212123313132322331323331323113313233313331311331323131231323   <<    C22121233131323223313233313231133132333133313113313231312313233   >>      C22121233131323223313233313231133132333133313113313231312313232   >>