C31232233133313221211113313331333132313331322121111133313121111331333112332321   >>    C3123223313331322121111331333133313231333132212111113331312111133133311233232   <<    C31232233133313221211113313331333132313331322121111133313121111331333112332323   >>      C31232233133313221211113313331333132313331322121111133313121111331333112332322   >>