C22121233131323223313233313231133132333133313231311132313233231   >>    C2212123313132322331323331323113313233313331323131113231323323   <<    C22121233131323223313233313231133132333133313231311132313233233   >>      C22121233131323223313233313231133132333133313231311132313233232   >>