C31232233133313221211113313331333132313331322121111331323131133231   >>    C3123223313331322121111331333133313231333132212111133132313113323   <<    C31232233133313221211113313331333132313331322121111331323131133233   >>      C31232233133313221211113313331333132313331322121111331323131133232   >>