C12121321333132233131333131133131211113313113313113313231333133313231333111   >>    C1212132133313223313133313113313121111331311331311331323133313331323133311   <<    C12121321333132233131333131133131211113313113313113313231333133313231333113   >>      C12121321333132233131333131133131211113313113313113313231333133313231333112   >>