C3123223313331322121111331333133313231333132212111113113313232233323213321   >>    C312322331333132212111133133313331323133313221211111311331323223332321332   <<    C3123223313331322121111331333133313231333132212111113113313232233323213323   >>      C3123223313331322121111331333133313231333132212111113113313232233323213322   >>