C31232233133313221211113313331333132313331322121111331321123231123231   >>    C3123223313331322121111331333133313231333132212111133132112323112323   <<    C31232233133313221211113313331333132313331322121111331321123231123233   >>      C31232233133313221211113313331333132313331322121111331321123231123232   >>