C132233133112121111331333133313331333132322331333131133133323233121   >>    C13223313311212111133133313331333133313232233133313113313332323312   <<    C132233133112121111331333133313331333132322331333131133133323233123   >>      C132233133112121111331333133313331333132322331333131133133323233122   >>