C31232233133313221211113313331333132313331322121111331322133311213221   >>    C3123223313331322121111331333133313231333132212111133132213331121322   <<    C31232233133313221211113313331333132313331322121111331322133311213223   >>      C31232233133313221211113313331333132313331322121111331322133311213222   >>