C1111133313331323223313331333133313331333131133133313331323333321   >>    C111113331333132322331333133313331333133313113313331333132333332   <<    C1111133313331323223313331333133313331333131133133313331323333323   >>      C1111133313331323223313331333133313331333131133133313331323333322   >>