C1111133313331323223313331333133313231312323132233132313231323132313121   >>    C111113331333132322331333133313331323131232313223313231323132313231312   <<    C1111133313331323223313331333133313231312323132233132313231323132313123   >>      C1111133313331323223313331333133313231312323132233132313231323132313122   >>