C1111133313331323223313331333133313331323131211113313133323132233131   >>    C111113331333132322331333133313331333132313121111331313332313223313   <<    C1111133313331323223313331333133313331323131211113313133323132233133   >>      C1111133313331323223313331333133313331323131211113313133323132233132   >>