C3123223313331322121111331333133313331333232133313113313231323323321   >>    C312322331333132212111133133313331333133323213331311331323132332332   <<    C3123223313331322121111331333133313331333232133313113313231323323323   >>      C3123223313331322121111331333133313331333232133313113313231323323322   >>