C3311111211233131133132223323132313231323223313232213113313221231   >>    C331111121123313113313222332313231323132322331323221311331322123   <<    C3311111211233131133132223323132313231323223313232213113313221233   >>      C3311111211233131133132223323132313231323223313232213113313221232   >>