C1111133313331323223313331333133313331333113313331333132311211311   >>    C111113331333132322331333133313331333133311331333133313231121131   <<    C1111133313331323223313331333133313331333113313331333132311211313   >>      C1111133313331323223313331333133313331333113313331333132311211312   >>