C121213213331322331313331311331312111133131133131133131133132322333121   >>    C12121321333132233131333131133131211113313113313113313113313232233312   <<    C121213213331322331313331311331312111133131133131133131133132322333123   >>      C121213213331322331313331311331312111133131133131133131133132322333122   >>