C132233133112121111331333133313331333131232233132313331333132313123213333121   >>    C13223313311212111133133313331333133313123223313231333133313231312321333312   <<    C132233133112121111331333133313331333131232233132313331333132313123213333123   >>      C132233133112121111331333133313331333131232233132313331333132313123213333122   >>