C3123223313331322121111331333133313231333132212111112111111332332232221   >>    C312322331333132212111133133313331323133313221211111211111133233223222   <<    C3123223313331322121111331333133313231333132212111112111111332332232223   >>      C3123223313331322121111331333133313231333132212111112111111332332232222   >>