C1111133313331323223313331333133313331323131211113313112131233131   >>    C111113331333132322331333133313331333132313121111331311213123313   <<    C1111133313331323223313331333133313331323131211113313112131233133   >>      C1111133313331323223313331333133313331323131211113313112131233132   >>