C3123223313331322121111331333133313231333132212111112111111331322113222311   >>    C312322331333132212111133133313331323133313221211111211111133132211322231   <<    C3123223313331322121111331333133313231333132212111112111111331322113222313   >>      C3123223313331322121111331333133313231333132212111112111111331322113222312   >>