C31232233133313221211113313331333132313331322121133131121131231   >>    C3123223313331322121111331333133313231333132212113313112113123   <<    C31232233133313221211113313331333132313331322121133131121131233   >>      C31232233133313221211113313331333132313331322121133131121131232   >>