C3123223313331322121111331333133313231333132212111112113313231333121111122221   >>    C312322331333132212111133133313331323133313221211111211331323133312111112222   <<    C3123223313331322121111331333133313231333132212111112113313231333121111122223   >>      C3123223313331322121111331333133313231333132212111112113313231333121111122222   >>