C3123223313331322121111331333133313231333132212111112111112333132231   >>    C312322331333132212111133133313331323133313221211111211111233313223   <<    C3123223313331322121111331333133313231333132212111112111112333132233   >>      C3123223313331322121111331333133313231333132212111112111112333132232   >>