C31232233133313221211113313331333132313331322121111331121323223331   >>    C3123223313331322121111331333133313231333132212111133112132322333   <<    C31232233133313221211113313331333132313331322121111331121323223333   >>      C31232233133313221211113313331333132313331322121111331121323223332   >>