C22121233131323223313233313231133132333133313231333131133132321111   >>    C2212123313132322331323331323113313233313331323133313113313232111   <<    C22121233131323223313233313231133132333133313231333131133132321113   >>      C22121233131323223313233313231133132333133313231333131133132321112   >>