C3123223313331322121111331333133313231333132212111112111111331131221   >>    C312322331333132212111133133313331323133313221211111211111133113122   <<    C3123223313331322121111331333133313231333132212111112111111331131223   >>      C3123223313331322121111331333133313231333132212111112111111331131222   >>