C31232233133313221211113313331333132313331322121111121111133313231322311321   >>    C3123223313331322121111331333133313231333132212111112111113331323132231132   <<    C31232233133313221211113313331333132313331322121111121111133313231322311323   >>      C31232233133313221211113313331333132313331322121111121111133313231322311322   >>