C31232233133313221211113313331333132313331322121111121111111333131231231   >>    C3123223313331322121111331333133313231333132212111112111111133313123123   <<    C31232233133313221211113313331333132313331322121111121111111333131231233   >>      C31232233133313221211113313331333132313331322121111121111111333131231232   >>