C121213213331322331313331311331312111133131133131133132313331333132331221   >>    C12121321333132233131333131133131211113313113313113313231333133313233122   <<    C121213213331322331313331311331312111133131133131133132313331333132331223   >>      C121213213331322331313331311331312111133131133131133132313331333132331222   >>