C3311111211233131133132223323132313231323223313232313331323131323221   >>    C331111121123313113313222332313231323132322331323231333132313132322   <<    C3311111211233131133132223323132313231323223313232313331323131323223   >>      C3311111211233131133132223323132313231323223313232313331323131323222   >>