C121213213331322331313331311331312111133131133131133132313331323332211211   >>    C12121321333132233131333131133131211113313113313113313231333132333221121   <<    C121213213331322331313331311331312111133131133131133132313331323332211213   >>      C121213213331322331313331311331312111133131133131133132313331323332211212   >>