C1111133313331323223313331333133313113313231331121111113313121323331323211   >>    C111113331333132322331333133313331311331323133112111111331312132333132321   <<    C1111133313331323223313331333133313113313231331121111113313121323331323213   >>      C1111133313331323223313331333133313113313231331121111113313121323331323212   >>